WO2022078273A1 - 定位方法、终端及网络侧设备 - Google Patents
定位方法、终端及网络侧设备 Download PDFInfo
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- WO2022078273A1 WO2022078273A1 PCT/CN2021/122971 CN2021122971W WO2022078273A1 WO 2022078273 A1 WO2022078273 A1 WO 2022078273A1 CN 2021122971 W CN2021122971 W CN 2021122971W WO 2022078273 A1 WO2022078273 A1 WO 2022078273A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
- H04L5/0092—Indication of how the channel is divided
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
- H04L5/0096—Indication of changes in allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
Definitions
- the present application belongs to the field of wireless communication technologies, and specifically relates to a positioning method, a terminal and a network side device.
- a wireless communication system for example, in the R16 version of the wireless communication system, only periodic positioning reference signals (Positioning Reference Signal, PRS) are supported, and the PRS measurement results only support upper layers based on the LTE Positioning Protocol (LPP).
- PRS Positioning Reference Signal
- LPF LTE Positioning Protocol
- For measurement requests perform periodic reporting or single-request reporting.
- the request and measurement interaction of the PRS are based on the interaction between the terminal and the local management function (Location Management Function, LMF).
- LMF Local Management Function
- the embodiments of the present application provide a positioning method, a terminal, and a network-side device, which can support aperiodic PRS, semi-static PRS, or demand-based PRS.
- a first aspect provides a positioning method, the method includes: a terminal sends or receives first information; the terminal performs a positioning operation based on the first information; wherein the first information includes at least one of the following: Configuration information of the first positioning reference signal, where the configuration information includes at least one of the following: activation state configuration information, reporting state configuration information, first time domain offset information, second time domain offset information, beam or QCL configuration information for handover; activation information, wherein the activation information is used to activate the sending of the first target positioning reference signal, and/or the activation information is used to activate the reporting of the second target positioning reference signal, wherein the The first target positioning reference signal includes one or more of the first positioning reference signals, and the second target positioning reference signal includes one or more of the first positioning reference signals.
- a positioning device comprising: a transceiver module for sending or receiving first information; an execution module for performing a positioning operation based on the first information; wherein the first information includes the following At least one of: configuration information of the first positioning reference signal, wherein the configuration information includes at least one of the following: activation state configuration information, reporting state configuration information, first time domain offset information, and second time domain offset information , configuration information for beam or QCL switching; activation information, wherein the activation information is used to activate the sending of the first target positioning reference signal, and/or the activation information is used to activate the reporting of the second target positioning reference signal,
- the first target positioning reference signal includes one or more of the first positioning reference signals
- the second target positioning reference signal includes one or more of the first positioning reference signals.
- a positioning method comprising: a network-side device sending or receiving first information; the network-side device sending a first target positioning reference signal to the terminal based on the first information; wherein , the first information includes at least one of the following: configuration information of a first positioning reference signal, wherein the configuration information includes at least one of the following: activation state configuration information, reporting state configuration information, and first time domain offset information , second time domain offset information, configuration information of beam or QCL switching; activation information, used to activate the sending of the first target positioning reference signal, and/or, used to activate the reporting of the second target positioning reference signal,
- the first target positioning reference signal includes one or more of the first positioning reference signals
- the second target positioning reference signal includes one or more of the first positioning reference signals.
- a positioning device comprising: a second transceiver module for sending or receiving first information; a sending module for sending a first target positioning reference signal to a terminal based on the first information; wherein , the first information includes at least one of the following: configuration information of a first positioning reference signal, wherein the configuration information includes at least one of the following: activation state configuration information, reporting state configuration information, and first time domain offset information , second time domain offset information, configuration information of beam or QCL switching; activation information, used to activate the sending of the first target positioning reference signal, and/or, used to activate the reporting of the second target positioning reference signal,
- the first target positioning reference signal includes one or more of the first positioning reference signals
- the second target positioning reference signal includes one or more of the first positioning reference signals.
- a terminal in a fifth aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, when the program or instruction is executed by the processor.
- a network side device in a sixth aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being executed by the The processor implements the steps of the method as described in the third aspect when executed.
- a readable storage medium is provided, and a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the steps of the method described in the first aspect, or the The steps of the method described in the third aspect.
- a chip in an eighth aspect, includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a terminal program or instruction to implement the first aspect
- the processor is configured to run network-side device programs or instructions, or implement the method described in the third aspect.
- a computer program product comprising a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being executed by the When executed by the processor, the steps of the method described in the first aspect or the steps of the method described in the third aspect are realized.
- the terminal sends or receives the first information, and performs a positioning operation based on the first information.
- the first information includes at least one of the following: configuration information and activation information of the first positioning reference signal, and the configuration information includes at least one of the following: activation state configuration information, reporting state configuration information, first time domain offset shift information, second time-domain offset information, beam or quasi-co-location (Quasi Co-Location, QCL) switching configuration information;
- the activation information is used to activate the sending of the first target positioning reference signal, and/or the The activation information is used to activate the reporting of a second target positioning reference signal, wherein the first target positioning reference signal includes one or more of the first positioning reference signals, and the second target positioning reference signal includes all one or more of the first positioning reference signals.
- the terminal can acquire at least one of the activation state, reporting state, first time domain offset information, second time domain offset information, beam switching, and QCL switching of the positioning reference signal configuration information, and activate the sending of the first target positioning reference signal and/or the reporting of the second target positioning reference signal through the activation information, so that aperiodic positioning reference signals, semi-static positioning reference signals, periodic positioning reference signals, or Configuration and/or activation of demand-based positioning reference signals.
- FIG. 1 shows a block diagram of a wireless communication system to which an embodiment of the present application can be applied
- FIG. 2 shows a schematic flowchart of a positioning method provided by an embodiment of the present application
- FIG. 3 shows a schematic structural diagram of a MAC CE in an embodiment of the present application
- FIG. 4 shows a schematic structural diagram of another MAC CE in an embodiment of the present application.
- FIG. 5 shows a schematic structural diagram of another MAC CE in an embodiment of the present application.
- FIG. 6 shows another schematic flowchart of the positioning method provided by the embodiment of the present application.
- FIG. 7 shows another schematic flowchart of a positioning method provided by an embodiment of the present application.
- FIG. 8 shows another schematic flowchart of the positioning method provided by the embodiment of the present application.
- FIG. 9 shows a schematic structural diagram of a positioning device provided by an embodiment of the present application.
- FIG. 10 shows another schematic structural diagram of the positioning device provided by the embodiment of the present application.
- FIG. 11 shows a schematic structural diagram of a communication device provided by an embodiment of the present application.
- FIG. 12 shows a schematic diagram of a hardware structure of a terminal provided by an embodiment of the present application.
- FIG. 13 shows a schematic diagram of a hardware structure of a network-side device provided by an embodiment of the present application.
- first, second and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and "first”, “second” distinguishes Usually it is a class, and the number of objects is not limited.
- the first object may be one or multiple.
- “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the associated objects are in an "or” relationship.
- LTE Long Term Evolution
- LTE-Advanced LTE-Advanced
- LTE-A Long Term Evolution-Advanced
- CDMA Code Division Multiple Access
- TDMA Time Division Multiple Access
- FDMA Frequency Division Multiple Access
- OFDMA Orthogonal Frequency Division Multiple Access
- SC-FDMA Single-carrier Frequency-Division Multiple Access
- system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
- NR New Radio
- the following description describes a New Radio (NR) system for example purposes, and uses NR terminology in most of the description below, but these techniques can also be applied to applications other than NR system applications, such as 6th Generation , 6G) communication system.
- NR New Radio
- FIG. 1 shows a block diagram of a wireless communication system to which the embodiments of the present application can be applied.
- the wireless communication system includes a terminal 11 and a network-side device 12 .
- the terminal 11 may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital computer Assistant (Personal Digital Assistant, PDA), handheld computer, netbook, ultra-mobile personal computer (ultra-mobile personal computer, UMPC), mobile Internet device (Mobile Internet Device, MID), wearable device (Wearable Device) or vehicle-mounted device (VUE), pedestrian terminal (PUE) and other terminal-side devices, wearable devices include: bracelets, headphones, glasses, etc.
- PDA Personal Digital Assistant
- the embodiment of the present application does not limit the specific type of the terminal 11.
- the terminal device 11 may also be the network side device 12.
- the present invention can be understood as a base station and a base station between the communication system or the communication system between the base station and the core network. .
- the network side device 12 may be a base station or a core network, wherein the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, a basic service Set (Basic Service Set, BSS), Extended Service Set (Extended Service Set, ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, WLAN Access Point, WiFi Node, Send Transmitting Receiving Point (TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to a specific technical vocabulary.
- BSS Basic Service Set
- ESS Extended Service Set
- Node B Evolved Node B
- eNB Evolved Node B
- WLAN Access Point Wireless Local Area Network
- WiFi Node Wireless Fidelity
- TRP Send Transmitting Receiving Point
- the base station in the example is taken as an example, but the specific type of the base station is not limited.
- the core network device includes, but is not limited to, location management devices such as E-SMLC, LMF, or location servers, or other devices with the same function.
- FIG. 2 shows a schematic flowchart of a positioning method in an embodiment of the present application, and the method 200 may be executed by a terminal.
- the method may be performed by software or hardware installed on the terminal.
- the method may include the following steps.
- the terminal sends or receives the first information.
- the first information includes: configuration information and/or activation information of the first positioning reference signal.
- the configuration information includes at least one of the following: activation state configuration information, reporting state configuration information, first time domain offset information, second time domain offset information, beam switching or quasi-co-located QCL switching configuration information;
- the activation information is used to activate the sending of the first target positioning reference signal and/or to activate the reporting of the second target positioning reference signal, wherein the first target positioning reference signal includes the first target positioning reference signal.
- One or more positioning reference signals, and the second target positioning reference signal includes one or more positioning reference signals of the first positioning reference signals.
- the first positioning reference signal is a positioning reference signal configured by the network side device for the terminal, including but not limited to: PRS, Sounding Reference Signal (Sounding Reference Signal, SRS), Channel State Information Reference Information (Channel State Information) Reference Signal, CSI-RS), tracking reference signal (Tracking Reference Signal, TRS), and synchronization signal and physical broadcast channel signal block (or synchronization signal block) (Synchronization Signal and PBCH Block, SSB).
- PRS Sounding Reference Signal
- SRS Sounding Reference Signal
- Channel State Information Reference Information Channel State Information Reference Information
- CSI-RS Channel State Information Reference Information
- TRS Track Reference Signal
- synchronization signal and physical broadcast channel signal block or synchronization signal block
- the first positioning reference signal may include multiple or multiple positioning reference signals
- the first target positioning reference signal activated by the activation information may be one or more positioning reference signals in the first positioning reference signal.
- the second target positioning reference signal may be one or more positioning reference signals in the first positioning reference signal, wherein the first target positioning reference signal and the second target positioning reference signal may be the same or different, that is, the activation information activates the sent positioning
- the reference signal and the positioning reference signal reported by activation may be the same or different.
- the network side device can activate the transmission of five positioning reference signals in the first positioning reference signal, and activate the reporting of three positioning reference signals in the five positioning reference signals.
- the activation information of the positioning reference signal sent by activation and the activation information of the positioning reference signal reported by activation may be one or more, and may be the same kind of activation information or different kinds of activation information.
- the terminal performs a positioning operation based on the first information.
- the activation state configuration information may include at least one of the following (1) to (3).
- At least one piece of first activation state information wherein one piece of first activation state information is associated with one or more first positioning reference signal groups, wherein the first positioning reference signal group includes the first positioning reference signal At least one of the signals is a positioning reference signal.
- one piece of first activation state information is associated with one or more first positioning reference signal groups.
- one piece of the first activation state information is associated with one first positioning reference signal group.
- a positioning reference signal group, a first positioning reference signal group includes one or more first positioning reference signals.
- one piece of the first activation state information is associated with multiple first positioning reference signal groups, and each first positioning reference signal group includes one or more first positioning reference signals.
- the first activation status information is activated, which may indicate that the multiple first positioning reference signal groups are activated, or may indicate that the one first positioning reference signal group is activated or a specific one or more first positioning The reference signal group is activated. Wherein, there may also be one or more first positioning signals in the activated first positioning reference signal group.
- associating one piece of first activation state information with one or more first positioning reference signal groups further includes: including group identification information of the first positioning reference signal group in the first activation state information. And there may be N pieces of first activation state information, and each value represents a first activation state.
- the group identification information of the first positioning reference signal group contained in each first activation state information may be the same or different. In other words, a first positioning reference signal group may be associated with one or more first activation state information.
- At least one piece of first activation state information wherein one piece of first activation state information is associated with one or more first positioning reference signals of first unit resources; wherein, the first unit resources include at least the following: positioning Reference signal resources, positioning reference signal resource sets, positioning reference signal resources corresponding to one TRP, and positioning reference signal resources corresponding to one frequency layer.
- each first unit resource is configured with a piece of first activation state information, and when the activation information indicates one of the first activation state information, the activation information associated with the first activation state information is activated.
- the positioning reference signal corresponding to the first unit resource is configured with a piece of first activation state information, and when the activation information indicates one of the first activation state information, the activation information associated with the first activation state information is activated.
- the first activation state information may be a specific value, such as 0, 1, 2, and 3, where the first unit resource associated with 0 is the positioning reference signal resource corresponding to the positioning reference signal resource set (resource set) a , the first unit resource associated with 1 is resource set b, the first unit resource associated with 2 is the positioning reference signal resource corresponding to resource set c, and the first unit resource associated with 3 is the positioning reference signal resource corresponding to resource set d, then If the downlink control information (Downlink Control Information, DCI) indicates that the value of the first activation state information is 1, it means that the positioning reference signal corresponding to resource set b is activated.
- DCI Downlink Control Information
- each first unit resource is configured with one first activation state information, and there may exist multiple first unit resources corresponding to the same first activation state information.
- the activation information indicates one of the first activation state information
- the activation state information it may be to activate one or a specific first positioning reference signal corresponding to the first unit resource associated with the first activation state information, or it may be to activate the first positioning reference signal associated with the first activation state information. All the first positioning reference signals corresponding to the unit resource.
- the first activation state information may be a specific value, such as 0, 1, 2, and 3, where the first unit resource associated with 0 is a positioning reference signal resource set (resource set) a1, and the positioning reference signal resource set (resource set) a2, positioning reference signal resource set (resource set) a2, the first unit resource associated with 1 is resource set b1, resource set b2, resource set b3, and the first unit resource associated with 2 is resource set c corresponding to Positioning reference signal resource, the first unit resource associated with 3 is the positioning reference signal resource corresponding to resource set d, if the downlink control information (Downlink Control Information, DCI) indicates that the value of the first activation state information is 1, it can indicate Activate resource set b1, resource set b2, resource set b3, or activate one of them according to the protocol or other configuration signaling, such as resource set b1, or multiple, such as resource set b1 and resource set b2.
- DCI Downlink Control Information
- At least one first activation state table wherein the first activation state table is used to record the association relationship between the first activation state information and the first positioning reference signal group.
- the first activation state information is a list, and each member of the list is associated with one or more first positioning reference signal groups.
- each member in the list indicates a piece of first activation state information, which may be a specific value or an identifier, which is not limited in the specific embodiment of the present application.
- One or more first positioning reference signal groups associated with each member may be indicated by a positioning reference signal group identifier, or may also be indicated by an identifier of one or a group of first unit resources.
- one or more first positioning reference signal groups may be associated with one or a group of first sets, where the first set may include a positioning reference signal reporting set and/or a positioning reference signal resource set.
- one of the first positioning reference signal group or the first activation state table may further include identification information and/or configuration information of a third positioning reference signal group, wherein the third positioning reference signal group
- the signal group is a subset of the first positioning reference signal group, that is, the third positioning reference signal group may include some or all of the positioning reference signals in the first positioning reference signal group.
- the identification information may be identification information of the first positioning reference signal group, for example, the identification information of one or more positioning reference signal groups associated with a member is recorded in the first activation state table.
- the identification information may also be identification information of the third positioning reference signal group. For example, an entry is added to the first active state table to record the identification information of the third positioning reference signal group, or, in the first positioning reference signal The identification information of the third positioning reference signal group is added to the configuration information of the group.
- the identification information may also be the identification information of the first positioning reference signal group and the identification information of the second positioning reference signal group. For example, in the first activation state table, one or more associated first or more items are recorded under each member of the list.
- Identification information of a positioning reference signal group and identification information of a third positioning reference signal group corresponding to the first positioning reference signal group when a piece of first activation state information is associated with one or more first positioning reference signal groups, and the first positioning reference signal group is associated with one or a group of positioning reference signal reporting sets and/or positioning reference signal resource sets, the identification information
- the first activation state information may also indicate the identification information of a specific positioning reference signal in one or a group of positioning reference signal reporting sets and/or positioning reference signal resource sets associated with the activation of the first activation state information.
- the identification information may be an identification of one or a specific positioning reference signal of the first positioning reference signal group; or, when a first activation When the status information is associated with multiple first positioning reference signal groups, the identification information may be one or a specific first positioning reference signal group identifier; wherein, in an embodiment, the one or specific first positioning reference signal group Or the one or a specific first positioning reference signal belongs to or includes a third positioning reference signal group.
- the configuration information of the third positioning reference signal group may be the positioning reference signal resource information or configuration window corresponding to the third positioning reference signal group, and the terminal may determine to detect the third positioning reference signal group according to the third positioning reference signal group.
- the resources of the positioning reference signal group it is worth noting that the resources that can determine the detection of the third positioning reference signal group can be understood as determining the positioning reference signal of the third positioning reference signal group, or determining the third positioning reference signal group. configuration information, or determine how to detect the signals of the third positioning reference signal group. This understanding can also be used for other similar descriptions.
- the configuration information of the third positioning reference signal group may include at least one of the following: period; muting parameter; number of repetitions; offset within the period; bandwidth information; frequency domain offset information; time information; spatial direction indication information ; Transmission configuration indication TCI indication information; Quasi-co-located QCL indication information; Beam indication information; Power information; MG configuration information; Type of positioning reference signal; BWP information; Time offset information (eg, cell time offset and/or TRP time offset); the terminal detects the third positioning reference signal according to the configuration information of the third positioning reference signal group.
- the third positioning reference signal group is equal to the first positioning reference signal group, and the terminal determines to detect the signal of the first positioning reference signal group according to the configuration information of the third positioning reference signal group.
- the terminal can detect the positioning reference signals in the third positioning reference signal group from different TRPs on the time domain resources corresponding to the configuration window, so that the terminal can quickly The positioning reference signals in the third positioning reference signal group from different TRPs are detected.
- the configuration information of the third positioning reference signal group may include at least one of the following:
- Time domain offset information and/or period information of the configuration window are Time domain offset information and/or period information of the configuration window
- the configuration information of the positioning reference signals of the third positioning reference signal group relative to the configuration window for example, the offset of the third positioning reference signal relative to the starting position of the configuration window, or, the third positioning The time offset of the reference signal relative to the starting position of the configuration window calculated according to the window length, or the above-mentioned other configuration information, such as the period of the signal; the mute parameter, and the like.
- the Selecting a specific positioning reference signal from one or a group of positioning reference signal reporting sets and/or positioning reference signal resource sets for activation that is, from a positioning reference signal reporting set and/or positioning reference signal resource set associated with the first activation state information
- the specific positioning reference signal may also be indicated by the above-mentioned one of the first positioning reference signal group or the third positioning reference signal group or the identification information included in the first activation state table, or may be indicated by high-layer signaling. , or agreement to indicate.
- the network side device can activate only one or part of the positioning reference signal resource set/positioning reference signal resource/frequency layer for sending/reporting, for example, indicating which specific positioning reference signal is activated through high-layer signaling, that is, indicating the specific positioning reference signal Reference signal resource set/positioning reference signal resource/frequency layer.
- positioning reference signal reporting sets and/or positioning reference signal resource sets include one or more positioning reference signal resource sets (sets) or one or more positioning reference signal resources (resources) of multiple TRPs Or one or more frequency layers
- the network side device can only activate some or specific or all of the TRPs, but the positioning reference signal resource set/positioning reference signal resource/frequency layer can be specifically activated through high-level signaling or requirements.
- a set, resource, or frequency layer of properties are examples of the network side device can only activate some or specific or all of the TRPs, but the positioning reference signal resource set/positioning reference signal resource/frequency layer can be specifically activated through high-level signaling or requirements.
- the first positioning reference signal group is associated with one or a group of positioning reference signal reporting sets and/or positioning reference signal resource sets
- the positioning reference signal reporting set or all positioning signals in the positioning reference signal set may be activated by one activation signaling.
- the specific positioning reference signal may be one of the following: aperiodic positioning reference signal, semi-static positioning reference signal, and demand-based positioning reference signal.
- the demand-based positioning reference signal may be an aperiodic positioning reference signal or a semi-static positioning reference signal, which is not specifically limited in this embodiment.
- the specific positioning reference signal may also be one or a group of positioning reference signals, and the group of PRS (which may be referred to as a trigger group) may have at least one of the following characteristics:
- time domain parameters may include at least one of the following: period, slot offset (slot offset), muting parameter (mutting), and repetition times (repetition)
- the resource parameter includes at least one of the following: a beam (beam), a beam group (beam group), a resource set ID (resource set ID), a resource ID (resource ID), and QCL information;
- first unit resources include one of the following: a positioning reference signal resource, a positioning reference signal resource set, and a positioning reference signal resource corresponding to one TRP (may also be referred to as a TRP) , and a positioning reference signal resource corresponding to a frequency layer (also referred to as a frequency layer);
- the reporting state configuration information may also include at least one of the following (1) to (3).
- At least one second activation state information wherein one piece of the second activation state information is associated with one or more second positioning reference signal groups, wherein the second positioning reference signal group includes the first positioning reference At least one of the signals is a positioning reference signal.
- a piece of second activation state information is associated with one or more second positioning reference signal groups, for example, in this possible implementation, one piece of the second activation state information is associated with a second In the positioning reference signal group, a second positioning reference signal group includes one or more first positioning reference signals.
- the second activation state information is activated, which may indicate that all the first positioning signals of the second positioning reference signal group are activated and reported, or may indicate that one first positioning reference signal of the second positioning reference signal group or The specific first positioning reference signal is activated and reported.
- one piece of the second activation state information is associated with multiple second positioning reference signal groups, and each second positioning reference signal group includes one or more first positioning reference signals.
- the second activation state information When the second activation state information is activated, it may indicate that the multiple second positioning reference signal groups are activated and reported, or may indicate that the one second positioning reference signal group is activated and reported or a specific one or more first positioning reference signal groups are activated. Two positioning reference signal groups are activated and reported. Wherein, there may also be one or more first positioning signals in the activated second positioning reference signal group.
- associating one piece of second activation state information with one or more second positioning reference signal groups further includes: including group identification information of the second positioning reference signal groups in the second activation state information. And there may be N pieces of second activation state information, and each value represents a second activation state.
- the group identification information of the second positioning reference signal group contained in each second activation state information may be the same or different. In other words, one second positioning reference signal group may be associated with one or more second activation state information.
- each value represents a type of second activation state information
- the positioning reference signals of the same second activation state information may be triggered to report at the same time and/or configured to report resources at the same time, For example, it can be triggered by "PRS-request" or "PRS report request”.
- the second activation state information and the first state activation information exist, but in some scenarios, the second activation state information is both the second activation state information and the first activation state information.
- the second activation state information may be used to indicate either the state information sent by the aperiodic positioning reference signal, or the state information reported by the aperiodic positioning reference signal.
- the second positioning reference signal group may be a combination of positioning reference signals that need to be reported in the corresponding active state, or may be the first positioning reference signal group, that is, the corresponding positioning reference signal group that needs to be sent in the active state A combination of positioning reference signals.
- At least one piece of second activation state information wherein one piece of the second activation state information is associated with one or more first positioning reference signals corresponding to the first unit resources.
- each first unit resource may be configured with a second activation state information
- the second activation state information may be a specific value, such as 0, 1, 2, 3.
- the field corresponding to the second activation state information in the DCI takes a corresponding value, it indicates that the positioning reference signal corresponding to the first unit resource associated with the value is activated and reported.
- the activation reporting may be understood as activation reporting, or activation reporting and sending, and a similar understanding applies to other places in the embodiments of the present application.
- each first unit resource is configured with a piece of second activation state information
- the activation state information When the activation state information is activated, it may be to activate one or a specific first positioning reference signal corresponding to the first unit resource associated with the second activation state information, or it may be to activate the first positioning reference signal associated with the second activation state information. All the first positioning reference signals corresponding to the unit resource.
- the second activation state information may be a specific value, such as 0, 1, 2, and 3, where the first unit resource associated with 0 is a positioning reference signal resource set (resource set) a1, and the positioning reference signal resource set (resource set) a2, positioning reference signal resource set (resource set) a2, the first unit resource associated with 1 is resource set b1, resource set b2, resource set b3, and the first unit resource associated with 2 is resource set c corresponding to Positioning reference signal resource, the first unit resource associated with 3 is the positioning reference signal resource corresponding to resource set d, if the downlink control information (Downlink Control Information, DCI) indicates that the value of the second activation state information is 1, it can indicate that Activate resource set b1, resource set b2, resource set b3, or activate one of them according to the protocol or other configuration signaling, such as resource set b1, or multiple, such as resource set b1 and resource set b2.
- DCI Downlink Control Information
- At least one second activation state table wherein the second activation state table is used to record the association relationship between the second activation state information and the second positioning reference signal group.
- each member of the second activation state table is associated with one or more second positioning reference signal groups.
- one second positioning reference signal group may be associated with one or more second sets, and the second sets are associated with one or a group of the first sets.
- one of the second positioning reference signal group or the second activation state table may further include identification information and/or configuration information of the fourth positioning reference signal group, wherein the fourth positioning reference signal group
- the signal group is a subset of the second positioning reference signal group, that is, the fourth positioning reference signal group may include some or all of the positioning reference signals in the second positioning reference signal group.
- the identification information may be identification information of the second positioning reference signal group, for example, the identification information of one or more positioning reference signal groups associated with one member is recorded in the second activation state table.
- the identification information may also be identification information of the fourth positioning reference signal group. For example, an entry is added to the second active state table to record the identification information of the fourth positioning reference signal group, or, in the second positioning reference signal The identification information of the fourth positioning reference signal group is added to the configuration information of the group.
- the identification information may also be identification information of the second positioning reference signal group and identification information of the second positioning reference signal group.
- the identification information of the associated one or more second positioning reference signal groups and the identification information of the fourth positioning reference signal group of the corresponding second positioning reference signal group are recorded under each member of the list .
- the identification information The second activation state information may also indicate the identification information of a specific positioning reference signal in one or a group of positioning reference signal reporting sets and/or positioning reference signal resource sets associated with the activation of the second activation state information.
- the identification information may be the identification of one or a specific positioning reference signal of the second positioning reference signal group; or, when a second positioning reference signal group is activated
- the identification information may be one or a specific second positioning reference signal group identifier; wherein, in an embodiment, the one or specific second positioning reference signal group Or the one or specific first positioning reference signals belong to or include a fourth positioning reference signal group.
- the configuration information of the fourth positioning reference signal group may be positioning reference signal resource information or a configuration window corresponding to the fourth positioning reference signal group, and the terminal may determine to detect the fourth positioning reference signal group according to the fourth positioning reference signal group.
- the resources of the positioning reference signal group it is worth noting that the described resources that can determine the detection of the fourth positioning reference signal group can be understood as determining the positioning reference signal of the fourth positioning reference signal group, or determining the fourth positioning reference signal group. configuration information, or determine how to detect the signals of the fourth positioning reference signal group. This understanding can also be used for other similar descriptions.
- the configuration information of the fourth positioning reference signal group may include at least one of the following: period; muting parameter; number of repetitions; offset within the period; bandwidth information; frequency domain offset information; time information; spatial direction indication information ; Transmission configuration indication TCI indication information; Quasi-co-located QCL indication information; Beam indication information; Power information; MG configuration information; Type of positioning reference signal; BWP information; Time offset information (eg, cell time offset and/or TRP time offset); the terminal detects the third positioning reference signal according to the configuration information of the fourth positioning reference signal group.
- the fourth positioning reference signal group is equal to the second positioning reference signal group, and the terminal determines to detect the signal of the second positioning reference signal group according to the configuration information of the fourth positioning reference signal group.
- the terminal can detect the positioning reference signals in the fourth positioning reference signal group from different TRPs on the time domain resources corresponding to the configuration window, so that the terminal can quickly The positioning reference signal in the fourth positioning reference signal group from different TRPs is detected; for another example, if the configuration information is the configuration window of the fourth positioning reference signal group, the terminal can be in the time domain resource corresponding to the configuration window. A measurement result of the fourth positioning reference signal group or the second positioning reference signal group is sent.
- the configuration information of the fourth positioning reference signal group may include at least one of the following:
- Time domain offset information and/or period information of the configuration window are Time domain offset information and/or period information of the configuration window
- Configuration information of the positioning reference signals of the fourth positioning reference signal group relative to the configuration window for example, the offset of the fourth positioning reference signal relative to the starting position of the configuration window, or, the fourth positioning The time offset of the reference signal relative to the start position of the configuration window calculated according to the window length, or the above-mentioned other configuration information, such as the period of the signal; the mute parameter, etc.
- a second activation state information is associated with one or a group of positioning reference signal reporting sets and/or positioning reference signal resource sets
- one or a group of positioning reference signal reporting sets and/or positioning may be used. Selecting a specific positioning reference signal from the reference signal resource set for reporting and/or measurement, that is, selecting a specific positioning reference signal resource set from a positioning reference signal reporting set and/or positioning reference signal resource set associated with the second activation state information , a positioning reference signal corresponding to a specific frequency layer or a positioning reference signal corresponding to a specific positioning reference signal resource, etc.
- the specific positioning reference signal may also be indicated by the identification information included in the above-mentioned one of the second positioning reference signal group or the second activation state table, or may also be indicated by high-layer signaling.
- the above-mentioned specific positioning reference signal may have the same characteristics as the specific positioning reference signal activated by the above-mentioned activation state configuration information.
- the second activation state information may indicate activation of reporting of positioning reference signals in the second positioning reference signal group, or measurement and reporting.
- the second activation state information may also be used to instruct to report the measurement information of the fifth positioning reference signal group.
- the fifth positioning reference signal group may include one of the following:
- a first specific positioning reference signal wherein the first specific positioning reference signal is a part or all of the positioning reference signals in the second positioning reference signal group. That is, when an activation state information instructs the terminal to measure the positioning reference signals in the second positioning reference signal group, the terminal may also instruct the terminal to report the measurement information of some or all of the positioning reference signals.
- the other positioning reference signals are positioning reference signals other than the second positioning reference signal group, for example, the second positioning reference signal
- the positioning reference signals in the group are aperiodic positioning reference signals, and other positioning reference signals may be periodic positioning reference signals.
- the measurement information may include at least one of the following:
- RSTD Reference Signal Time Difference
- RSRP Reference Signal Received Power
- the first activation state information and the second activation state information may be the same or different.
- the first activation state table and the second activation state table may be the same table, and each member is associated with one or more first positioning reference signal groups and one or more second positioning reference signal groups.
- the first positioning reference signal group and the second positioning reference signal group associated with the same member in the activation state table may be the same or different.
- the second positioning reference signal group associated with the same member may be the first positioning reference signal group.
- the first activation state table and/or the second activation state table may include various activation state tables, for example, the first activation state table and/or the second activation state table include the following at least one of:
- a semi-static activation state table wherein the positioning reference signal in the semi-static activation state table is a semi-static positioning reference signal; that is, in the semi-static activation state table, the activation state information (including the first activation state information and the The positioning reference signal associated with/or the second activation state information) is a semi-static positioning reference signal.
- An aperiodic activation state table wherein the first positioning reference signal in the aperiodic activation state table is an aperiodic positioning reference signal; that is, in the aperiodic activation state table, the activation state information (including the first activation state The positioning reference signal associated with the information and/or the second activation state information) is an aperiodic positioning reference signal.
- a demand-based activation state table wherein the first positioning reference signal in the demand-based activation state table is a demand-based positioning reference signal. That is, in the demand-based activation status table, the positioning reference signal associated with the activation status information (including the first activation status information and/or the second activation status information) is a demand-based positioning reference signal.
- the demand-based positioning reference signal may be a semi-static positioning reference signal or an aperiodic positioning reference signal.
- the functions of the different activation state tables may be the same or different.
- the activation status information in the aperiodic activation status table may be used to activate the transmission of the positioning reference signal and the reporting of measurement results, however, the activation status information in the semi-static activation status table may only be used for activation The positioning reference signal is sent or the measurement result is reported. It can also be any combination of the above statements, which will not be repeated here.
- the first activation state table and/or the second activation state table may further record: first indication information, which is used to indicate the first activation state table or The second activation state table is used for activation sending and/or activation reporting. That is, each activation state table records the first indication information to indicate whether the activation state table is used for activation sending or activation reporting, or is used for both activation sending and activation reporting.
- the first activation state table and/or the second activation state table may further record: second indication information, which is used to indicate the first activation state table or
- the second activation table is a semi-static activation status table, an aperiodic activation status table, or a demand-based activation status table.
- the positioning reference signals in the first positioning reference signal group and/or the positioning reference signals in the second positioning reference signal group satisfy one of the following:
- the signals in the time domain are of the same type; for example, both are periodic positioning reference signals, or both are aperiodic positioning reference signals, or both are semi-static positioning reference signals.
- BWP Bandwidth Part
- time domain parameters are the same, and the time domain parameters include at least one of the following: period, time slot offset, silence parameter, and number of repetitions;
- the resource parameters are the same, wherein the resource parameters include at least one of the following: a beam, a beam group, a resource set identifier, a resource identifier, and QCL information;
- the first unit resources include one of the following: a positioning reference signal resource, a positioning reference signal resource set, a positioning reference signal resource corresponding to one TRP, and a frequency layer Corresponding positioning reference signal resources;
- the positioning reference signal resource set may include one or a group of first unit resources, where the first unit resources may include one of the following: positioning reference signal resources, positioning reference Signal resource set, positioning reference signal resources corresponding to one TRP (ie, positioning reference signal resources on one TRP), and positioning reference signal resources corresponding to one frequency layer (ie, positioning reference signal resources on one frequency layer).
- a positioning reference signal included in the positioning reference signal resource set may satisfy one of the following:
- the signal time domain type is the same;
- the BWP logo is the same;
- the frequency layer is the same;
- the time domain parameters are the same, and the time domain parameters include at least one of the following: period, time slot offset, silence parameter, and number of repetitions;
- the group ID is the same;
- the resource parameters are the same, wherein the resource parameters include at least one of the following: a beam, a beam group, a resource set identifier, a resource identifier, and QCL information;
- the positioning reference signal resource set includes one or more positioning reference signal sets with the same signal time domain type (such as periodic, semi-static, and aperiodic).
- the positioning reference signal Sets can come from one or more TRPs.
- the positioning reference signal resource set includes one or more TRP sets with the same BWP ID.
- it can also be an effective combination of any of the above features, which will not be repeated here.
- the configuration information of the first positioning reference signal may further include at least one of the following:
- the identification information of the first positioning reference signal includes at least one of the following: frequency layer identification information; transmission and reception point TRP identification information; resource set or resource identification information; TRP group identification information; positioning reference signal group identification information; positioning reference signal resource group identification information; positioning reference signal resource set identification information; positioning reference signal reporting set identification information; measurement interval MG identification information; bandwidth part BWP identification information;
- Configuration information corresponding to the identification information includes at least one of the following: period; silence parameter; repetition times; offset within the period; bandwidth information; frequency domain offset information; time information; spatial direction Indication information; transmission configuration indication TCI indication information; quasi-co-located QCL indication information; beam indication information; power information; MG configuration information; type of positioning reference signal; BWP information; numerology; time offset information;
- the priority indication information of the first positioning reference signal is the priority indication information of the first positioning reference signal.
- the configuration information of the first configuration window includes at least one of the following:
- the first identification information the first configuration window of the indicated positioning reference signal
- the first configuration window includes at least one of the following: a search window, a measurement window, a measurement interval (MG) window, and a reporting window.
- the network side device may configure or reconfigure the positioning reference signal. Therefore, in this possible implementation manner, the method may further include: receiving, by the terminal, a configuration command carrying first identification information, where the first identification information includes at least one of the following: frequency layer identification information; sending and receiving Point (TRP) identification information; resource set or resource identification information; TRP group identification information; first positioning reference signal group identification information; first positioning reference signal resource group identification information; first positioning reference signal resource set identification information; measurement interval identification information of the MG; identification information of the bandwidth part (BWP); first activation state information; for example, if a positioning reference signal resource set associated with a first activation state information Positioning reference signal resource set; identification information of the third positioning reference signal group. For example, if a third positioning reference signal group is associated with a positioning reference signal resource set, the configured positioning reference signal resource set may be indicated by the identification information of the third positioning reference signal group.
- TRP Point
- the configuration signaling may further carry one or more pieces of configuration information, where the configuration information may include at least one of the following: a period; a silence parameter; a number of repetitions; Offset within the period; bandwidth information; frequency domain offset information; time information; space direction indication information; TCI indication information; QCL indication information; beam indication information; power information; MG configuration information; type of positioning reference signal; BWP information; send; stop sending; activate deactivation identification; parameter set number; time offset information (eg, cell time offset and/or TRP time offset).
- the configuration information may include at least one of the following: a period; a silence parameter; a number of repetitions; Offset within the period; bandwidth information; frequency domain offset information; time information; space direction indication information; TCI indication information; QCL indication information; beam indication information; power information; MG configuration information; type of positioning reference signal; BWP information; send; stop sending; activate deactivation identification; parameter set number; time offset information (eg, cell time offset and/or TRP time offset).
- the method further includes: the terminal, according to the one or more pieces of configuration information, modifies, by the terminal, a position indicated by the first identification information or corresponding to all the corresponding positioning reference signals.
- item or items of configuration information can carry the ID of the positioning reference signal resource set and any, part or all of the configuration information of the positioning reference signal.
- the ID and BWP ID of the positioning reference signal resource set can be used to modify The ID corresponds to the BWP information of all the positioning reference signals under the positioning reference signal resource set.
- the stop or activation of all positioning reference signals under the positioning reference signal resource set corresponding to the ID may be stopped or activated through the ID of the PRS positioning reference signal resource set and the stop or activation command.
- the configuration signaling may also carry configuration information of the first configuration window, where the configuration information of the first configuration window is used to indicate at least one of the following:
- the first configuration window of the positioning reference signal indicated by the first identification information that is, it is instructed to modify the configuration information of the first configuration window of the positioning reference signal indicated by the first identification information to be in the configuration signaling
- the configuration information of the first configuration window carried.
- the configuration information of the first configuration window includes at least one of window type, window length, window start position information, time domain offset information of the window, and window period.
- the first configuration window of the selected positioning reference signal that is, the configuration information indicates the first configuration window of the selected positioning reference signal.
- the selected positioning reference signal may be a pre-agreed or pre-configured positioning reference signal or a positioning reference signal with specific characteristics, and the selected positioning reference signal may be one of the positioning reference signal resource sets indicated by the first identification information. or multiple positioning reference signals.
- the configuration information of the positioning reference signal indicated by the first identification information relative to the first configuration window is used to indicate that the positioning reference signal indicated by the first identification information is relative to the configuration information of the first configuration window, for example, the first identification The positioning reference signal indicated by the information is within the first configuration window, or offset information relative to the first configuration window, and the like.
- Configuration information of the selected positioning reference signal relative to the first configuration window For example, offset information of the selected positioning reference signal relative to the first configuration window, and the like.
- the first configuration window includes at least one of the following: a search window, a measurement window, a measurement gap (Measurement Gap, MG) window, and a reporting window.
- one of the positioning reference signal reporting sets is one or a group of positioning reference signal resource sets.
- a positioning reference signal in the positioning reference signal reporting set may satisfy one of the following:
- the time domain parameters are the same, and the time domain parameters include at least one of the following: period, time slot offset, silence parameter, and number of repetitions;
- the resource parameters are the same, wherein the resource parameters include at least one of the following: a beam, a beam group, a resource set identifier, a resource identifier, and QCL information;
- the reporting state configuration information includes reporting related information, where the reporting related information includes at least one of the following: reporting resources, reporting types, and reporting content.
- the reporting status configuration information carries one or more second identification information, and the first positioning reference signal corresponding to the reporting status configuration information is indicated by the second identification information.
- the second identification information may include at least one of the following:
- Identification information of the positioning reference signal reporting set indicating the configured positioning reference signal reporting set
- second activation state information indicating second activation state information associated with the configured positioning reference signal
- Identification information of the second positioning reference signal group indicating that the configured positioning reference signal group includes the second positioning reference signal group;
- the configured positioning reference signal group includes the fourth positioning reference signal group
- identification information of a positioning reference signal associated with one of the second activation state information indicating that a positioning reference signal corresponding to the identification information is configured
- Identification information of the selected positioning reference signal Instruct to configure the positioning reference signal corresponding to the identification information.
- the reporting state configuration information may further include: a reporting time window and/or a reporting time offset of the reporting resource.
- the reporting resource for reporting the first positioning reference signal can be configured through the reporting time window and/or the reporting time offset of the reporting resource.
- the method may further include: receiving a reporting resource configuration command, where the reporting resource configuration command is used to configure reporting related information of the positioning reference signal in the positioning reference signal reporting set, wherein,
- the reporting-related information includes at least one of the following: reporting resource, reporting type, and reporting content.
- the identification and configuration information of the positioning reference signal reporting set may be used, and the reporting related information of all or specified positioning reference signal configurations in the positioning reference signal reporting set may be used.
- the method may further include: receiving a reporting resource configuration command, where the reporting resource configuration command is used to configure reporting related information of the third target positioning reference signal, wherein the reporting related information It includes at least one of the following: reporting resources, reporting types, and reporting content, and the third target positioning reference signal includes one of the following: a positioning reference signal associated with one of the second activation states, the second positioning reference signal Group, selected positioning reference signal.
- the reporting related information of the third target positioning reference signal can be configured or reconfigured through a reporting resource configuration command.
- the reporting resource configuration signaling carries third identification information
- the third identification information includes at least one of the following:
- the reporting resource configuration signaling can be instructed to configure or reconfigure the reporting related information of the positioning reference signal corresponding to the positioning reference signal reporting set indicated by the identification information.
- the second activation state information indicates that the reporting resource configuration signaling is used to configure or reconfigure the reporting related information of the positioning reference signal associated with the second activation state information.
- the reporting resource configuration signaling is used to configure or reconfigure the reporting related information of the positioning reference signals in the second positioning reference signal group.
- the reporting resource configuration signaling is used to configure or reconfigure the reporting related information of the positioning reference signals in the fourth positioning reference signal group.
- the fourth positioning reference signal group is a subset of the second positioning reference signal group.
- the reporting resource configuration signaling is used to configure or reconfigure the reporting related information of the positioning reference signals in the fifth positioning reference signal group.
- the fifth positioning reference signal group is a subset of the second positioning reference signal group
- Identification information of a positioning reference signal associated with one of the second activation state information is used to configure or reconfigure the reporting related information of the positioning reference signal associated with a second activation state information.
- the reporting resource configuration signaling is used to configure or reconfigure the reporting related information of the positioning reference signal corresponding to the identification information.
- the reporting resource configuration command may further include a reporting time window and/or a reporting time offset of the reporting resource.
- the terminal can determine the time domain information of the resource being reported.
- the first time domain offset information may include at least one of the following (1) to (5).
- the first designated positioning resource includes one of the following: Two unit resources, any second unit resource of the predetermined first positioning reference signal, and each second unit resource of the predetermined first positioning reference signal; wherein, the predetermined first positioning reference signal includes one of the following One: Pre-designated one or a group of positioning reference signals in the first positioning reference signal, one or a group of positioning reference signals determined from the first positioning reference signal according to a fixed rule, according to the agreement from the first positioning reference signal One or a group of positioning reference signals determined in a positioning reference signal; the second unit resource includes one of the following: a positioning reference signal resource, a positioning reference signal resource set, a frequency layer, a positioning reference signal resource set, a TRP corresponding Positioning reference signal resources and positioning reference signal resources corresponding to the activation state table.
- the first time domain offset information may be configured based on each second unit resource, for example, per PRS resource (resource)/per PRS resource set (resource set)/per PRS resource setting( resource set)/per TRP/per frequency layer/per trigger list.
- the predetermined first positioning reference signal may be one or a group of pre-designated positioning reference signals, for example, one or a group of positioning reference signals corresponding to a specified positioning reference signal resource or a positioning reference signal resource set; it may also be a protocol agreement
- One or a group of positioning reference signals of the first positioning reference signal may also be one or a group of positioning reference signals determined from the first positioning reference signal according to a fixed rule, which is not specifically limited in this embodiment.
- the first time domain offset information may further include: time domain offset information relative to the first second unit resource of other second unit resources in the predetermined first positioning reference signal .
- the predetermined first positioning reference signal is a group of positioning reference signals
- the first designated positioning resource is any second unit resource of the predetermined first positioning reference signal
- the The first time domain offset information may further include: time domain offset information relative to any second unit resource of the other second unit resources in the predetermined first positioning reference signal.
- the activation signaling of the first positioning reference signal and the time domain offset information of the second designated positioning resource wherein the second designated positioning resource is one of the following: any one of the first positioning reference signals Two unit resources, the first second unit resource of any positioning reference signal group; the positioning reference signal group includes one or more of the first positioning reference signals.
- the first time domain offset information may further include: Time domain offset information of the other second unit resources in any positioning reference signal group relative to the first second unit resource.
- other positioning reference signals and the first positioning reference signal are relative to the first positioning reference signal (which may be the first positioning reference signal activated at the same time, or the first positioning reference signal in the positioning reference signal group).
- a slot offset of a positioning reference signal resource/positioning reference signal resource set/positioning reference signal resource setting/TRP/frequency layer/per trigger list For example, if the first time domain offset information is configured based on per resource set (that is, the second unit resource is a positioning reference signal resource set), the first time domain offset information also includes the relative value of each resource in the resource set relative to the resource set. The time domain offset of the set.
- the first time-domain offset information is configured per resource setting (that is, the second unit resource is a positioning reference signal resource set)
- the first time-domain offset information also includes each positioning reference signal resource or positioning reference The time domain offset of the signal resource set relative to the resource setting.
- the first time-domain offset information may further include: any other positioning reference signal group in the Time domain offset information of the second unit resource relative to any of the second unit resources.
- the third designated positioning resource includes one of the following: all the first positioning reference signals The second unit resource, all the second unit resources of any positioning reference signal group. That is, the first time domain offset information is configured per resource/PRS resource set/PRS resource setting/TRP/per trigger list, and the first time domain offset information includes the activation signaling of the first positioning reference signal relative to any one or the time domain offset of each second unit resource of any group.
- the activation signaling of the first positioning reference signal and the time domain offset information of the fourth designated positioning resource includes one of the following: a first positioning in a serving cell or a reference TRP All of the second unit resources of the reference signal, the serving cell, or any one of the first positioning reference signals of the first positioning reference signal, the serving cell, or one of the reference TRPs.
- One of the second unit resources, the serving cell, or any one of the positioning reference signal groups in the reference TRP all the second unit resources, the serving cell, or any one of the positioning reference signal groups in the reference TRP.
- the first time domain offset information may further include: offset information of other cells or other TRPs relative to the serving cell or reference TRP, where the offset information includes: time domain offset Information and/or System Frame Number (SFN) offset.
- SFN System Frame Number
- the activation signaling of the first positioning reference signal activates the second configuration window
- the activation signaling of the first positioning reference signal and the time domain offset information of the second configuration window It may be the configuration information of the first configuration window, or may be carried in the activation information.
- the activation signaling of the first positioning reference signal activates the second configuration window, which can also be understood as activating the positioning reference signal in the second configuration window.
- the configuration information of the second configuration window is analogous to the configuration information of the first configuration window, so the positioning reference signal in the second configuration window may also be the same as the configuration method of the positioning reference signal of the first configuration window.
- the window length information of the first configuration window may also be configured.
- the network-side device may determine that the positioning reference signal to be measured is within the window of the first configuration window during configuration.
- the above-mentioned first time-domain offset may be configured through one configuration information, may also be configured through multiple configuration information, or may be jointly configured through activation information and configuration information.
- the configuration information includes the time domain offset of the predetermined first positioning reference signal and other first positioning reference signals, and the activation information includes the activation signaling and the predetermined time domain offset of the first positioning reference signal. shift.
- the configuration information includes the first positioning reference signal and the time domain offset of the first configuration window, and the activation information includes the activation signaling and the time domain offset of the first configuration window.
- the activation signaling of the first positioning reference signal may activate the signaling of the first positioning reference signal, for example, DCI, or may also be a physical downlink shared channel (for example, a signal including a positioning reference signal) Activation information (MAC CE, RRC signaling, LPP signaling) feedback information (for example, HARQ).
- MAC CE Activation information
- RRC signaling RRC signaling
- LPP signaling LPP signaling
- the second time domain offset information is the time domain offset information reported by activation.
- the second time domain offset information may include at least one of the following (1) to (3).
- the second time domain offset information is activation signaling (such as DCI, or PDSCH (MAC CE, RRC, LPP) feedback information HARQ) and PRS report (Report) time domain offset information, that is, the activation signaling and Time domain offset information of the reporting resource (for example, PUCCH or PUSCH) reported by the PRS, such as slot offset, optionally, slot offset may take 0, . . . , 32.
- activation signaling such as DCI, or PDSCH (MAC CE, RRC, LPP) feedback information HARQ
- PRS report Report time domain offset information
- the activation signaling and Time domain offset information of the reporting resource for example, PUCCH or PUSCH
- slot offset may take 0, . . . , 32.
- the target positioning reference signal report is a positioning reference signal report of part or all of the first positioning reference signal.
- the time when the first positioning reference signal is activated may include at least one of the following:
- the calculation result of the predetermined function taking the activation time of the first positioning reference signal and the first time domain offset information of the first positioning reference signal as parameters; for example, the activation time of the first positioning reference signal plus the first time domain offset
- the shift information is the time when the first positioning reference signal is activated.
- the activation time of the first positioning reference signal and the first time domain offset information of the first positioning reference signal may also be other calculation results of parameters.
- the sum function of the activation time of the first positioning reference signal and the first time domain offset information of the first positioning reference signal corresponding to the numerology of the received activation command or, for example, the activation time of the first positioning reference signal A sum function of the first time domain offset information corresponding to the numerology of the first positioning reference signal under the sending of the reporting information.
- the activation time of the first positioning reference signal is the time of activating the DCI of the first positioning reference signal or the transmission time of the feedback information HARQ of the PDSCH.
- the second time domain offset information includes at least one of the following (1) to (3).
- the positioning reference signal reports time domain offset information relative to the fifth designated positioning resource
- the fifth designated positioning resource includes one of the following: all the third unit resources of a first positioning reference signal, a first positioning reference signal
- the third unit resource includes one of the following: a positioning reference signal resource, a positioning reference signal resource set, a positioning reference signal resource set, a positioning reference signal reporting set, A positioning reference signal resource corresponding to a TRP, a positioning reference signal resource corresponding to a frequency layer, and a positioning reference signal resource corresponding to an activation state information table.
- the second time domain offset information is configured based on each third unit resource, where the third unit resource is the positioning reference signal resource corresponding to one TRP refers to the second target
- the offset information is configured in units of TRPs, that is, the positioning reference signal corresponding to each TRP is configured with a second time domain offset information
- the third unit resource is the positioning reference signal resource corresponding to a frequency layer refers to the second target offset information. It is configured in units of frequency layers, that is, the positioning reference signal corresponding to each frequency layer is configured with a second time domain offset information
- the third unit resource is an activation state information entry.
- the corresponding positioning reference signal resource refers to the second target.
- the offset information is configured in units of an activation state information entry, that is, each positioning reference signal corresponding to an activation state information entry is configured with a second time domain offset information.
- the positioning reference signals reported by the activation information activation may include multiple first positioning reference signals, and different first positioning reference signals among the multiple first positioning reference signals may be configured with different second positioning reference signals.
- time domain offset the terminal selects one piece of the second time domain offset information according to the first rule to report the positioning reference signal report.
- the first rule includes but is not limited to at least one of the following:
- the sixth designated positioning resource includes one of the following: a first positioning reference signal in the serving cell or a reference TRP any one of the third unit resources, the serving cell, or all of the second unit resources, the serving cell, or one of the first positioning reference signals in the reference TRP, the first, the third The unit resource, the serving cell or all the third unit resources of one positioning reference signal group in the serving cell or the reference TRP, the first third unit resource of the serving cell or one positioning reference signal group of the reference TRP, the serving cell or the first third unit resource of the reference TRP Any third unit resource of a positioning reference signal group, wherein the target positioning reference signal report is a positioning reference signal report of one or more positioning references in the first positioning reference signal.
- the second time domain offset information is all or the first or any one PRS resource/PRS resource set/PRS resource setting/TRP/frequency layer and PRS Report( Report the time domain offset information of the resource PUCCH or PUSCH).
- the target positioning reference signal reports time domain offset information relative to the start or end point of a third configuration window, where the third configuration window is a subset of the first configuration window, and the first configuration window is all The configuration window indicated in the configuration information of the first positioning reference signaling.
- that the third configuration window is a subset of the first configuration window can be understood as one of the first configuration windows, or it can be understood as the third configuration window is associated with the first configuration window or inherits the first configuration window part of the characteristics.
- the absolute time of the target positioning reference signal report is provided.
- the first time domain offset information and/or the second time domain offset information may satisfy at least one of the following (1) to (6).
- the sending time of the PRS may be the first case, and when the numerology of the activated PRS is different, the sending time of the PRS may be the second case.
- the numerology corresponding to the time domain offset may be specified in the configuration information, which may be the same as the PRS configuration information, may be the same as the active BWP where the DCI is located, or may be the same as the reported UL active BWP.
- the sending time of aperiodic PRS slot n+X
- the sending time of periodic or semi-static or periodic ondemand PRS slot n+X+P.
- slot n is the transmission or reception time of the activation signaling of the PRS
- X is the first time domain offset information of the PRS, that is, the time domain offset of the PRS transmission relative to the activation signaling
- the time domain offset information can be Configured in the configuration information of the PRS, for example, based on each positioning reference signal resource or positioning reference signal resource set or TRP or positioning reference signal group configuration, for details, please refer to the above description about the first time domain offset information, or it may be MAC Provided in CE or DCI
- P is the period of PRS.
- the aperiodic PRS transmission time considering ⁇ (numerology) and cross-carrier scheduling, etc., the aperiodic PRS transmission time is:
- the PRS sending time is:
- n is the activation time of PRS
- P is the period of PRS
- ⁇ PRS is the numerology of PRS
- ⁇ PDCCH is the numerology of PDCCH
- ⁇ offset is the numerology offset of PDCCH on different carriers
- the UE does not expect to use the configured QCL to receive the PRS or report the measurement information; further, the UE uses the default QCL or beam or the QCL or beam associated with the lowest corset to receive all the PRS or report the measurement information
- the reporting time of the indicated positioning reference signal report is not earlier than the activation time of the first positioning reference signal.
- the offset value indicated by the second time domain offset information is greater than the offset value indicated by the first time domain offset information, that is, the reporting of the target positioning reference signal report is later than the sending of the positioning reference signal.
- the offset value indicated by the first time domain offset information is 0 in at least one of the following cases:
- the activated first positioning reference signal is not configured with QCL information
- the activated first positioning reference signal is 0 with respect to the third time domain offset in the activation information of the first positioning reference signal
- the first time domain offset of the activated first positioning reference signal relative to the referenced first positioning reference signal is 0.
- the third time domain offset is a time domain offset included in the activation information.
- the determining factors of the second time domain offset information include: processing time of the first positioning reference signal by the terminal, and/or the number and/or configuration information of the first positioning reference signal .
- the configuration information of beam switching or quasi-co-located (QCL) switching includes: the threshold time of beam switching or the threshold time of QCL switching, and the terminal can judge whether the QCL specified by the network side can be used for measurement according to the threshold time.
- the configuration information of the first positioning reference signal is in addition to the above-mentioned activation state configuration information, reporting state configuration information, first time domain offset information, second time domain offset information,
- the configuration information for beam switching or QCL switching it may also include at least one of the following:
- Identification information of the first positioning reference signal includes at least one of the following: frequency layer identification information; TRP identification information; resource set or resource identification information; TRP group identification information; positioning reference signal group identification information; positioning reference signal resource group identification information; positioning reference signal resource set identification information; positioning reference signal reporting set identification information; MG identification information; BWP identification information;
- Configuration information corresponding to the identification information includes at least one of the following: period; silence parameter; repetition times; offset within the period; bandwidth information; frequency domain offset information; time information ; space direction indication information; transmission configuration indication (TCI) indication information; QCL indication information; beam indication information; power information; MG configuration information; type of positioning reference signal; BWP information; Parameter set (numerology); time offset information; wherein, the type of positioning reference signal includes at least one of the following: periodic positioning reference signal, aperiodic positioning reference signal, semi-static positioning reference signal and demand-based positioning reference signal (which may be non-periodic positioning reference signal). periodic or semi-static).
- the identification information includes a TRP identification
- the time offset information includes TRP time offset information corresponding to the TRP identification, or the time offset information may also include cell time offset information.
- the first configuration window may include at least one of the following: the configuration information of the first positioning reference signal relative to the first configuration window; the selected positioning reference signal relative to the first configuration window; configuration information of the first configuration window; start time information of the first configuration window; window length information of the first configuration window; period information of the first configuration window;
- the first configuration window includes at least one of the following: a search window, a measurement window, a measurement interval MG window, and a reporting window.
- Power information for example, transmit power, path loss signal, TPC power adjustment information, and the like.
- the configuration information of the first positioning reference signal is in addition to the above-mentioned activation state configuration information, reporting state configuration information, first time domain offset information, second time domain offset information,
- the configuration information for beam switching or QCL switching it may also include at least one of the following:
- Power control information of the positioning reference signal which may include path loss signal information
- the BWP switching information may include: BWP indication information, and BWP request information dedicated to positioning.
- the UE can indicate the bandwidth required for transmission, and the network side modifies the BWP configuration according to the needs of the UE, and activates BWP handover; optionally, the BWP configuration can be modified through DCI and MAC CE.
- Collision indication information which may include: priority indication information.
- the multiplexing information may include: multiplexed signal type, indication information, and identification information, and the multiplexing information may be included in DCI, MAC CE, RRC, or LPP.
- the first target positioning reference signal and/or the second target positioning reference signal includes one of the following: an aperiodic positioning reference signal, a semi-static positioning reference signal, and a demand-based positioning reference signal Positioning reference signal.
- the first target positioning reference signal includes one or more sixth positioning reference signal groups, and the sixth positioning reference signal group includes at least one of the first positioning reference signals;
- the second target The positioning reference signals include one or more seventh positioning reference signal groups, the seventh positioning reference signal group including at least one of the first positioning reference signals. That is, the first target positioning reference signal that is activated to send and the second target positioning reference signal that is activated to report may be a subset of the configured first positioning reference signal.
- the second target positioning reference signal may be a subset of the first target positioning reference signal, that is, the terminal may report part or all of the first target positioning reference signal sent by the network side.
- the sixth positioning reference signal group is associated with one piece of the first activation state information, wherein the sixth positioning reference signal group is a subset of the first positioning reference signal group, or the sixth positioning reference signal group is The reference signal group is a subset of the third positioning reference signal group.
- a first activation state information may be associated with a first positioning reference signal group and a third positioning reference signal group (for details, please refer to the above-mentioned related description in the configuration information), and when activating transmission, it may be Activate some or all of the positioning reference signals in the first positioning reference signal group or the third positioning reference signal group associated with the first activation state information.
- the seventh positioning reference signal group is associated with one piece of the second activation state information, wherein the seventh positioning reference signal group is a subset of the second positioning reference signal group, or the seventh positioning reference signal group is The reference signal group is a subset of the fourth positioning reference signal group.
- a second activation state information may be associated with a second positioning reference signal group and a fourth positioning reference signal group (for details, please refer to the relevant description in the configuration information above), and during activation reporting, it may be Activate some or all of the positioning reference signals in the second positioning reference signal group or the fourth positioning reference signal group associated with the second activation state information.
- each first positioning reference signal in the sixth positioning reference signal group satisfies at least one of the following:
- the reporting time domain types are the same; for example, both are periodic positioning reference signals, or all are aperiodic positioning reference signals, or all are semi-static positioning reference signals.
- the reported resource types are the same; for example, both are Physical Uplink Control Channel (PUCCH) or both are Physical Uplink Shared Channel PUSCH.
- PUCCH Physical Uplink Control Channel
- PUSCH Physical Uplink Shared Channel
- reporting period and offset are the same; that is, the reporting period and the reporting time offset of the positioning reference signal are the same.
- the BWP identifiers are the same; that is, on the BWP corresponding to the same BWP identifier (ID).
- the time domain parameters are the same, and the time domain parameters include at least one of the following: a period, a time slot offset, a muting parameter (mutting), and a repetition number (repetition);
- the resource parameters are the same, wherein the resource parameters include at least one of the following: a beam, a beam group, a resource set identifier, a resource identifier, and QCL information;
- the information that the activation information is used to activate the sending of the first target positioning reference signal may be referred to as positioning reference signal request activation information, such as PRS-request information.
- the activation information is included in one of the following: first downlink control information (DCI), first medium access control layer control element (MAC CE), first radio resource control (RRC) ) signaling, and the first LTE Positioning Protocol (LPP) signaling.
- the activation information includes the foregoing positioning reference signal request activation information for activating the sending of the first target positioning reference signal.
- the first DCI includes but is not limited to one of the following:
- the DCI type may include PRS-request.
- the predetermined RNTI may indicate the type of the activated first target positioning reference signal, or indicate an activation status table corresponding to the positioning reference signal request activation information, or indicate a terminal that can parse the positioning reference signal request activation information corresponding to .
- A-PRS-RNTI, MG-RNTI, SP-PRS-RNTI, ondemand-PRS-RNTI can distinguish which positioning reference signal is activated or indicate which trigger state list the 'PRS-request' field corresponds to, such as semi-static trigger state A list, or a list of aperiodic trigger states.
- the first DCI can be parsed by more than one terminal, and the terminal that needs the corresponding first target positioning reference signal can know the first target.
- the positioning reference signal is activated to transmit.
- the positioning reference signal request activation information and/or the first DCI includes at least one of the following:
- the first bit string wherein every n bits in the first bit string correspond to different first activation state information, and the corresponding first activation state information is activated by the value of the n bits.
- the first activation state information corresponding to the value of n bits may have multiple first positioning reference signals, and the first target positioning reference signal may be a specific positioning reference signal among them, or may be the multiple first positioning reference signals.
- the first indication information instructs the first DCI to activate the first target positioning reference signal, or the first indication information instructs the first DCI to deactivate the first target positioning reference signal Target positioning reference signal. That is, the first indication information is used to indicate whether the first DCI activates or deactivates the sending of the first target positioning reference signal.
- the second bit string is used to indicate the activation target MG; for example, the second bit string includes N1 bits.
- the third bit string is used to indicate activation or switching to the target BWP; for example, the third bit string includes N2 bits, indicating the activated BWP or the switched BWP.
- a fourth bit string used to indicate first target time domain offset information of the first target positioning reference signal, wherein the first target time domain offset information is positioning relative to the first target The offset of the first time-domain offset information of the reference signal or a subset of the first time-domain offset information of the first target positioning reference signal.
- the fourth positioning reference signal is configured with different first time domain offset information.
- the bit string may indicate that the first target time-domain offset information is one or more pieces of first time-domain offset information among a plurality of first time-domain offset information. For example, it is indicated that the first target time-domain offset information is the first time-domain offset information with the largest offset value among the plurality of first time-domain offset information.
- a fifth bit string used to indicate a positioning reference signal corresponding to the first target time domain offset information.
- a sixth bit string used to activate or switch to the first target configuration window, where the first target configuration window is associated with the first configuration window.
- performing the positioning operation by the terminal based on the first information in S212 may include: the terminal receiving and measuring, based on the first information, the positioning reference signal requesting activation information to be activated.
- the first target positioning reference signal may include: the terminal receiving and measuring, based on the first information, the positioning reference signal requesting activation information to be activated.
- the method before receiving and measuring the first target positioning reference signal activated by the positioning reference signal requesting activation information, the method further includes: if sending the first BWP of the first DCI is the same as sending the first target positioning reference signal.
- the target BWP of a target positioning reference signal is different, and the first BWP is in the active state, then perform one of the following:
- receiving and measuring the first target positioning reference signal activated by the positioning reference signal requesting activation information may include: if the activated first target positioning reference signal is from a neighbor of the terminal cell, and the first time domain offset information of the first target positioning reference signal is configured relative to the activation command sent by the serving cell, perform at least one of the following actions:
- the activated first target positioning reference signal is from a neighboring cell of the terminal, and the neighboring cell is not synchronized with the serving cell, when receiving and measuring the first target positioning reference signal, if the first target positioning reference signal.
- the first time domain offset information of the signal is configured relative to the activation command sent by the serving cell, and by determining at least one of the above, the terminal can generate a corresponding sequence for detection and measurement.
- receiving and measuring the first target positioning reference signal activated by the positioning reference signal requesting activation information may include: if the activated first target positioning reference signal is from a neighboring cell of the terminal , and the first time-domain offset information of the first target positioning reference signal is relative to the offset information in the neighboring cell, perform at least one of the following actions:
- the activated positioning reference signal may come from a serving cell or a neighboring cell.
- TRP first target positioning reference signal from a neighboring cell
- the configuration information in the first information also includes the time offset information s1 of the TPR and the serving cell, the reference cell, or one of the serving cell and the reference cell, such as SFN0, absolute time or time slot offset (slot offset (slot). offset)3;
- the activation information in the first information also includes real-time cell time offset information s2, and the cell time offset information s2 may be an absolute value or difference information with the time offset information s1
- the network side device can configure the information in the above one and two to the terminal through the LPP ⁇ RRC ⁇ broadcast message, or update it to the terminal through the MAC CE.
- the first time domain offset configured by the first target positioning reference signal is the time N relative to the activation command (DCI or HARQ carrying MAC CE, RRC, LPP) of the serving cell.
- the time at which the resource of the first target positioning reference signal of the neighbor cell is generated or sent in the neighbor cell is: Function(N, time offset information s1, time offset information s2, slot offset).
- the time offset information s1 is the time offset of the serving cell between the TRP and the activation command
- the time offset information s2 is the dynamic difference between the time offset of the TRP and the serving cell of the activation command relative to the time offset information s1 value
- the PRS transmission time of the neighboring cell N+s1+s2+slot offset.
- the transmission time may be rounded up or down at the slot or symbol level.
- the UE if the calculated transmission time is rounded up or down, the UE expects the configured measurement window to consider the offset information
- the first time domain offset configured by the first target positioning reference signal is the time N relative to the neighboring cell
- the time of the resource generated or sent by the PRS of the neighboring cell in the serving cell is: Function(N, time offset information s1, time offset information s2, slot offset).
- the expected receiving time or configuration time of the UE to receive the PRS of the neighboring cell is the time of n+slot offset on the serving cell
- the actual sending time of the PRS of the neighboring cell is: N+s1+s2+slot offset.
- the extended symbol (because the transmission starts at the boundary position) also needs to be free of other data or signals to be sent.
- the sequence of the PRS of the neighboring cell may include one of the following:
- the serving cell or the LMF needs to notify the neighboring cell of at least one of the following information:
- Activation time absolute time/activation time of neighboring cells/activation time of serving cell
- the UE determines the slot/symbol of the neighboring cell according to the reception time of the first target positioning reference signal.
- one or more downlink signaling may be used to activate multiple target objects, wherein the downlink signaling includes: the first DCI or the first MAC CE, the target object It includes: the first target positioning reference signal, the target BWP, the target MG, and the first target configuration window.
- different downlink signaling may be used to activate or deactivate the first target positioning reference signals of different types; for example, the first DCI for activating the first target positioning reference signals of different types is different, or the first target positioning reference signal of the same type is activated.
- the first DCI of a target positioning reference signal is different from the first DCI of deactivating the first target positioning reference signal of the same type.
- the different types of first target positioning reference signals include: periodic positioning reference signals, semi-static positioning reference signals, aperiodic positioning reference signals, or on demand positioning reference signals.
- different domains of the same downlink signaling may be used to activate or deactivate the first target positioning reference signals of different types; or different information of the same domain of the same downlink signaling may be used to activate or deactivate Activate different types of the first target positioning reference signal; wherein, the downlink signaling includes: the first DCI or the first MAC CE.
- the first DCI for activating the target BWP handover is not later than the first DCI for activating the first target positioning reference signal
- the DCI of the activated target MG is not later than the first target positioning reference signal.
- the positioning reference signal request activation information may also be included in the first MAC CE.
- the first MAC CE includes at least one of the following:
- Identification information of the first target positioning reference signal includes but is not limited to: TRP identification; serving cell identification; positioning reference signal resource set (Set) ID, positioning reference signal Signal resource identifier (ResourceID), frequency layer identifier;
- a seventh bit string wherein every n bits in the seventh bit string correspond to different first activation state information, and the corresponding first activation state information is activated by the value of the n bits.
- the first target positioning reference signal of , the length of the seventh bit string is k times n, and n and k are integers greater than 0;
- the eighth bit string wherein every m bits in the eighth bit string corresponds to different second activation state information, and the corresponding second activation state information is activated by the value of the m bits
- the length of the eighth bit string is p times m, and m and p are integers greater than 0;
- (10) a ninth bit string, used to indicate the first time domain offset information of the first target positioning reference signal
- a tenth bit string, used to activate or switch to a second target configuration window, the second target configuration window is associated with the first configuration window
- the first MAC CE may also include at least one of the following:
- target first activation time information which is used to indicate the time when the first target positioning reference signal is activated and sent
- target second activation time information which is used to indicate the activation measurement time or activation reporting time of the first target positioning reference signal
- the target first activation time information includes first target time domain offset information.
- the first target time domain offset information is an offset relative to the first time domain offset information of the first target positioning reference signal or is the first time domain of the first target positioning reference signal A subset of offset information.
- the target second activation time information includes second target time domain offset information.
- the second target time domain offset information is an offset relative to the second time domain offset information of the second target positioning reference signal or is the second time domain of the second target positioning reference signal A subset of offset information.
- the first MAC CE may also include absolute time information, where the absolute time information is at least one of the following: the time of the serving cell, the time of the reference cell, or the global time information.
- the positioning reference signal request activation information may also be included in the first RRC signaling and/or the first LPP signaling.
- the first RRC signaling and/or the first LPP signaling may contain at least one of the following information:
- the activation time information may be the time of activation sending, the time of activation measurement or activation report, the time of activation of MG configuration, and the time of activation of BWP handover; optional activation time information also includes Time of serving cell/reference cell, or global time information.
- Identification information of the first target positioning reference signal includes but is not limited to: positioning reference signal ID, frequency layer identification information; TRP identification information; resource set or resource identification information; TRP group identification information; Signal group identification information; first target positioning reference signal resource group identification information; first target positioning reference signal resource set identification information; MG identification information; BWP identification information, positioning reference signal resource set ID, or positioning reference signal reporting set ID.
- Configuration information of the first target positioning reference signal includes reconfiguration information.
- the configuration information of the first target positioning reference signal is different from the configuration information of the previously received first positioning reference signal;
- the changed configuration information of the first target positioning reference signal may be the configuration information of part or all of the positioning reference signal.
- the changed configuration information of the first target positioning reference signal may include at least the following: period and offset, aperiodic offset slot offset, spatial relationship information/TCI/QCL, bandwidth/carrier/BWP.
- the second activation state information of the first target positioning reference signal indicates information.
- the information for activating the reporting of the second target positioning reference signal in the activation information may include at least one of the following: identification information of the second target positioning reference signal; target second activation state information .
- identification information of the second target positioning reference signal e.g., identification information of the second target positioning reference signal
- target second activation state information e.g., target second activation state information
- the activation information may also include: target reporting related information for activating the reporting of the second target positioning reference signal; the target reporting related information includes at least one of the following:
- the UE may be configured with different resource sets for reporting location information or measurement information respectively, wherein the maximum bit of the resource set used for reporting location information is different from the maximum bit of the resource set used for reporting measurement information.
- Second target time domain offset information wherein the second target time domain offset information is an offset relative to the second time domain offset or a subset of the second time domain offset information or It is the time domain offset information indicated by the reporting activation information or agreed in the protocol.
- the activation information for activating the reporting of the second target positioning reference signal (including the above-mentioned reporting activation indication information, or the reporting activation indication information and target reporting related information) is included in one of the following: the second In DCI or second MAC CE or second RRC signaling.
- the second DCI and the first DCI may be the same DCI, that is, the same DCI is used to activate the sending of the first target positioning reference signal and the reporting of the second target positioning reference signal, or different DCIs may be used.
- the second MAC CE and the first MAC CE may also be the same or different, and the second RRC and the first RRC may also be the same or different, which are not specifically limited in this embodiment.
- the reporting activation indication information is included in the second DCI, and the second DCI may include;
- each t bit in the eleventh bit string corresponds to different second activation state information, and the corresponding second activation state information is activated by the value of the t bits
- the length of the eleventh bit string is f times t, and t and f are integers greater than 0.
- the t can be one of the following:
- the second DCI may also include at least one of the following:
- a twelfth bit string wherein the twelfth bit string indicates the frequency domain information for reporting the measurement information
- a nineteenth bit string wherein the nineteenth bit string indicates the time domain information for reporting the measurement information.
- the predetermined field in the second DCI indicates the second target time domain offset information through at least one of the following:
- a fourteenth bit string indicates the second target time domain offset information for reporting the measurement information; for example, indicates the reporting time domain configured by the second target positioning reference signal Which row in the offset list (for example, reportSlotOffsetList of CSI-RS) is used as the second target time domain offset information.
- a fifteenth bit string wherein the fifteenth bit string indicates that the second target time domain offset information for reporting the measurement information is the corresponding second time domain offset information, that is, the second target time domain
- the offset information is the second time domain offset information in the configuration information of the second target positioning reference signal
- a sixteenth bit string wherein a plurality of the second target positioning reference signals are activated simultaneously when the activation information is reported, and the sixteenth bit string is used to indicate the plurality of the second target positioning reference signals Corresponding maximum first time domain offset information and/or maximum second time domain offset information in the signal;
- the predetermined field in the second DCI indicates that one of the following is the second target of the uplink resource Time domain offset information:
- the third target time-domain offset information and the fourth target time-domain offset information have a larger value, wherein the third target time-domain offset information is the value of the reporting resource (for example, PUSCH).
- Time domain offset information, the fourth target time domain offset information is the first time domain offset information of the second target positioning reference signal or the second time domain offset information of the second target positioning reference signal ;
- time-domain offset information pre-allocated for the reporting resource for example, the pre-allocated time slot offset of the PUSCH.
- the time of the time domain resource of the target reporting resource is not earlier than the transmission time of the first target positioning reference signal, or is not earlier than the transmission time of the first target positioning reference signal and the first target positioning reference signal. Sum of processing time.
- the time domain resource of the target reporting resource is determined by the sending time of the second DCI and the second target time domain offset information indicated by the predetermined field of the second DCI, for example, the second DCI
- the second time domain offset information is determined; or, it is determined by the sending time of the second DCI and the second target time domain offset and/or second time domain offset information indicated by a predetermined field of the second DCI.
- the time domain resource of the PUSCH may be the sum of the time of the DCI and the time indicated by the predetermined domain (Time domain resource assignment) of the second DCI, or may be the first activated PRS or the last PRS and the Time domain resource assignment The sum of the indicated times.
- the first DCI and the second DCI may be DCIs in a predetermined format, for example, DCI 0_0, DCI 0_1, and DCI 0_2.
- a DCI format set separately for positioning may also be used.
- the second MAC CE includes at least one of the following:
- the reporting activation information of the second target positioning reference signal is configured in one of the following manners:
- the reporting information of the target positioning reference signal can be configured through the MAC CE, and the reporting of the PRS can be activated through a DCI or another MAC CE.
- Target positioning reference signal reporting information can be configured through LPP or RRC, and the reporting of PRS can be activated through DCI or /MAC CE.
- the method before receiving the activation information of the first target positioning reference signal and/or the second target positioning reference signal, the method further includes: the terminal sends a request message for a positioning reference signal , requesting to activate the sending of the first target positioning reference signal and/or to activate the reporting of the second target positioning reference signal. That is, the network-side device sends the first information when requested by the terminal.
- the first MAC CE and the second MAC CE may adopt the following types:
- the terminal receives and measures the positioning reference signal based on the first information
- the first target positioning reference signal that requests activation information to activate may include:
- the first QCL includes: the QCL of the recently activated available PDCCH; or, the default QCL, or the QCL of the minimum control resource set CORESET.
- the terminal may report The positioning measurement result, in the reporting of the positioning measurement result, includes: reporting the indication information of the QCL configuration failure and/or the information of the first QCL.
- the terminal receiving and measuring the first target positioning reference signal activated by the positioning reference signal requesting activation information based on the first information may include:
- the terminal uses the target QCL to measure the first target A positioning reference signal, wherein the target QCL is a QCL at which the terminal is configured to measure the first target positioning reference signal.
- the method before the terminal sends or receives the first information, the method further includes: the terminal reports capability information, where the capability information indicates that the activation time of the positioning reference signal that the terminal expects to configure is not less than the first threshold time.
- the network side can be made aware of the capabilities of the terminal, so that an appropriate target QCL can be configured for the terminal, thereby avoiding measurement failure of the positioning reference signal.
- determining the first threshold time for beam or QCL switching corresponding to the first target positioning reference signal may include:
- the first threshold time is determined according to the target information; wherein the target information includes at least one of the following: the second threshold time of the beam of the first target positioning reference signal or the configuration information of the QCL switching; a pre-agreed third time Threshold time; capability information of the terminal.
- the positioning reference signal may have at least one of the following characteristics:
- the positioning reference signal is an aperiodic positioning reference signal
- the reporting type of the positioning reference signal can only be aperiodic
- the positioning reference signal is a semi-static positioning reference signal
- the reporting type of the positioning reference signal is semi-static or aperiodic
- the report type of the target positioning reference signal is semi-static, aperiodic, or on-demand.
- the positioning reference signals under the same activation state information or that can be activated by a DCI command have the same time domain type (for example, periodic, aperiodic, semi-static, on demand).
- the UE may perform one of the following actions:
- the activation of the first target positioning reference signal, and/or BWP handover or frequency layer handover may have one of the following features:
- the UE does not expect to process positioning reference signals beyond the active BWP;
- the UE does not expect to receive multiple PRS-request signaling in one slot;
- the BWP/frequency layer of a trigger state (activated state) activated by the PRS-request is the same or the BWP/frequency layer of a positioning reference signal resource setting is the same; or the BWP/frequency layer of a positioning reference signal report setting is the same;
- the UE may perform one of the following actions: request an MG or configure an MG, optionally, the MG supports different BWP or frequency layer measurements ; Measure only positioning reference signals that activate BWP; request reconfiguration.
- the PRS-request can be used to activate multiple UEs to perform positioning reference signal measurement.
- the UE needs to blindly check whether DCI contains a specific RNTI. If the UE sends the positioning reference signal request information for consecutive N Each slot does not detect the DCI carrying the PRS-request, or the current positioning reference signal carrying the PRS-request activation does not meet the requirements of the UE, the UE initiates a new positioning reference signal activation or request.
- the method may further include: the terminal reporting capability information, where the capability information includes at least one of the following:
- the type of positioning reference signal supported by the terminal for example, aperiodic or semi-static or on-demand PRS, aperiodic or semi-static or on-demand SRS, aperiodic/semi-static/on-demand PRS&SRS combination pair.
- the reporting type supported by the terminal for example, aperiodic or semi-static or on-demand PRS, and/or aperiodic or semi-static or on-demand SRS, aperiodic or semi-static or on-demand PRS&SRS combination correct measurement report
- the activation type supported by the terminal for example, simultaneous activation of PRS and SRS, PRS activation, SRS activation, and PRS&SRS activation.
- the reporting activation type supported by the terminal for example, simultaneous reporting of PRS and SRS, reporting of PRS, and reporting of PRS&SRS.
- the terminal supports activation or deactivation through the physical layer, RRC or MAC.
- the terminal sends or receives the first information, and performs a positioning operation based on the first information.
- the first information includes at least one of the following: configuration information and activation information of the first positioning reference signal, and the configuration information includes at least one of the following: activation state configuration information, reporting state configuration information, first time domain offset shift information, second time-domain offset information, beam or quasi-co-location (Quasi Co-Location, QCL) switching configuration information;
- the activation information is used to activate the sending of the first target positioning reference signal, and/or the The activation information is used to activate the reporting of a second target positioning reference signal, wherein the first target positioning reference signal includes one or more of the first positioning reference signals, and the second target positioning reference signal includes all one or more of the first positioning reference signals.
- the configuration information of at least one of the activation state, reporting state, first time domain offset information, second time domain offset information, beam switching, and QCL switching of the positioning reference signal can be acquired, and the first time domain offset information can be activated through the activation information.
- the transmission of a target positioning reference signal and/or the reporting of a second target positioning reference signal so that the configuration and/or configuration of aperiodic positioning reference signal, semi-static positioning reference signal, periodic positioning reference signal, or demand-based positioning reference signal can be realized. or activate.
- FIG. 6 shows a schematic flowchart of a positioning method in an embodiment of the present application, and the method 600 may be executed by a network side device.
- the method can be executed by software or hardware installed on the network side device.
- the method may include the following steps.
- the network side device sends or receives the first information.
- the first information includes at least one of the following:
- Configuration information of the first positioning reference signal includes at least one of the following: activation state configuration information, reporting state configuration information, first time domain offset information, second time domain offset information, beam or QCL Switch configuration information;
- Activation information used to activate the sending of the first target positioning reference signal, and/or, used to activate the reporting of the second target positioning reference signal, wherein the first target positioning reference signal includes the first positioning reference signal one or more of the signals, the second target positioning reference signal includes one or more of the first positioning reference signals.
- the manner in which the network-side device sends or receives the first information corresponds to the manner in which the terminal sends or receives the first information in method 200 , and the first information sent by the network-side device is the same as that of the terminal receiving the first information, which is the same as that in method 200 .
- the implementations described in each possible implementation are not repeated here.
- the network side device sends a first target positioning reference signal to the terminal based on the first information.
- the network side device sends the first target positioning reference signal to the terminal according to the configuration information and activation information of the first target positioning reference signal in the first information.
- FIG. 7 shows another schematic flowchart of the positioning method provided by the embodiment of the present application.
- the method 700 may be executed by a terminal, a serving cell or base station, and a neighboring cell or TRP. As shown in Figure 7, the method mainly includes the following steps:
- a serving cell or a base station collects information of TRP and/or neighboring cells.
- the terminal sends PRS request information to the serving cell or the base station.
- the serving cell or the base station sends the configuration information of the PRS to the terminal.
- the configuration information may include configuration information of the first positioning reference signal in the foregoing method 200 and method 600 .
- the serving cell or the base station sends an indication of activating the PRS to the TRP or a neighboring cell, sends activation information to the terminal, and activates PRS measurement/or reporting.
- the activation information may be the activation information in the above-mentioned method 200 and method 600 .
- the terminal performs PRS measurement and/or reporting based on the received configuration information and activation information.
- the terminal reports the measurement information and/or the location information to the serving cell or the base station, or the terminal may also report the measurement information and/or the location information to the local management function (Location Management Function, LMF) or the location server, and the LMF or the location server After receiving this measurement information and/or location information, location calculations can be performed.
- LMF Location Management Function
- FIG. 8 shows another schematic flowchart of a positioning method provided by an embodiment of the present application.
- the method 800 may be executed by a terminal, a serving cell or base station, and a TRP. As shown in Figure 8, the method mainly includes the following steps:
- the serving cell or base station collects TRP information.
- the serving cell or the base station sends the configuration information of the PRS to the terminal.
- the configuration information may include the configuration information of the first positioning reference signal in the foregoing methods 200 and 600, and has various possible implementation manners described in the foregoing methods 200 and 600. For details, please refer to the relevant information in the foregoing methods 200 and 600. description, which is not repeated here.
- the terminal sends request information for activating the PRS to the serving cell or the base station.
- the serving cell or the base station sends the configuration information of the PRS to the TRP after receiving the request information for activating the PRS from the terminal.
- the serving cell or base station determines that the terminal has a positioning requirement after receiving the request information for activating the PRS from the terminal, and therefore sends the configuration information of the PRS to the TRP, so that the TRP can know the configuration information of the PRS of the terminal.
- the serving cell or the base station sends an instruction to activate the PRS to the TRP, sends activation information to the terminal, and activates PRS measurement/or reporting.
- the serving cell or base station sends an indication that the PRS activates the PRS to the TRP, and the activated TRP sends a target positioning reference signal (such as the first target positioning reference signal described in the method 200 ) to the terminal.
- a target positioning reference signal such as the first target positioning reference signal described in the method 200
- the activation information may be the activation information in the above-mentioned method 200 and method 600, and has various possible implementation manners described in the above-mentioned method 200 and method 600. For details, please refer to the relevant description in the above-mentioned method 200 and method 600. I won't go into details.
- the terminal performs PRS measurement and/or reporting based on the received configuration information and activation information.
- the terminal reports the measurement information and/or the location information to the serving cell or the base station, or the terminal may also report the measurement information and/or the location information to the local management function (Location Management Function, LMF) or the location server, and the LMF or the location server After receiving this measurement information and/or location information, location calculations can be performed.
- LMF Location Management Function
- the execution body may be a positioning device, or a control module in the positioning device for executing the positioning method.
- the positioning device provided by the embodiment of the present application is described by taking the positioning device executing the positioning method as an example.
- FIG. 9 shows a schematic structural diagram of a positioning device provided by an embodiment of the present application. As shown in FIG. 9 , the device mainly includes:
- a first transceiver module 901 configured to send or receive first information
- an execution module 902 configured to perform a positioning operation based on the first information
- the first information includes at least one of the following:
- Configuration information of the first positioning reference signal includes at least one of the following: activation state configuration information, reporting state configuration information, first time domain offset information, second time domain offset information, beam or QCL Switch configuration information;
- Activation information wherein the activation information is used to activate the sending of the first target positioning reference signal, and/or the activation information is used to activate the reporting of the second target positioning reference signal, wherein the first target positioning reference signal
- the signal includes one or more of the first positioning reference signals
- the second target positioning reference signal includes one or more of the first positioning reference signals.
- the positioning device in this embodiment of the present application may be a device, or may be a component, an integrated circuit, or a chip in a terminal.
- the device may be a mobile terminal or a non-mobile terminal.
- the mobile terminal may include, but is not limited to, the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (personal computer, PC), a television ( television, TV), teller machine, or self-service machine, etc., which are not specifically limited in the embodiments of the present application.
- the positioning device in this embodiment of the present application may be a device with an operating system.
- the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in the embodiments of the present application.
- the positioning apparatus provided in the embodiments of the present application can implement each process implemented by the terminal in the method embodiments shown in FIG. 2 to FIG. 8 , and achieve the same technical effect. To avoid repetition, details are not described here.
- FIG. 10 shows another schematic structural diagram of the positioning device provided by the embodiment of the present application.
- the positioning device may include:
- a sending module 1002 configured to send a first target positioning reference signal to the terminal based on the first information
- the first information includes at least one of the following:
- Configuration information of the first positioning reference signal includes at least one of the following: activation state configuration information, reporting state configuration information, first time domain offset information, second time domain offset information, beam or QCL Switch configuration information;
- Activation information used to activate the sending of the first target positioning reference signal, and/or, used to activate the reporting of the second target positioning reference signal, wherein the first target positioning reference signal includes the first positioning reference signal one or more of the signals, the second target positioning reference signal includes one or more of the first positioning reference signals.
- the positioning apparatus provided in this embodiment of the present application can implement each process implemented by the network side device in the method embodiments 2 to 8, and achieve the same technical effect. To avoid repetition, details are not repeated here.
- an embodiment of the present application further provides a communication device 1100, including a processor 1101, a memory 1102, a program or instruction stored in the memory 1102 and executable on the processor 1101,
- a communication device 1100 including a processor 1101, a memory 1102, a program or instruction stored in the memory 1102 and executable on the processor 1101,
- the communication device 1100 is a terminal
- the program or instruction is executed by the processor 1101
- each process of the foregoing positioning method embodiment is implemented, and the same technical effect can be achieved.
- the communication device 1100 is a network-side device
- the program or instruction is executed by the processor 1101
- each process of the foregoing positioning method embodiment can be achieved, and the same technical effect can be achieved. To avoid repetition, details are not described here.
- FIG. 12 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
- the terminal 1200 includes but is not limited to: a radio frequency unit 1201, a network module 1202, an audio output unit 1203, an input unit 1204, a sensor 1205, a display unit 1206, a user input unit 1207, an interface unit 1208, a memory 1209, a processor 1210 and other components .
- the terminal 1200 may also include a power source (such as a battery) for supplying power to various components, and the power source may be logically connected to the processor 1210 through a power management system, so as to manage charging, discharging, and power consumption through the power management system management and other functions.
- a power source such as a battery
- the terminal structure shown in FIG. 12 does not constitute a limitation on the terminal, and the terminal may include more or less components than shown, or combine some components, or arrange different components, which will not be repeated here.
- the input unit 1204 may include a graphics processor (Graphics Processing Unit, GPU) 12041 and a microphone 12042. Such as camera) to obtain still pictures or video image data for processing.
- the display unit 1206 may include a display panel 12061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
- the user input unit 1207 includes a touch panel 12071 and other input devices 12072 .
- the touch panel 12071 is also called a touch screen.
- the touch panel 12071 may include two parts, a touch detection device and a touch controller.
- Other input devices 12072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which are not described herein again.
- the radio frequency unit 1201 receives the downlink data from the network side device, and then processes it to the processor 1210; in addition, sends the uplink data to the network side device.
- the radio frequency unit 1201 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
- Memory 1209 may be used to store software programs or instructions as well as various data.
- the memory 1209 may mainly include a storage program or instruction area and a storage data area, wherein the stored program or instruction area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.) and the like.
- the memory 1209 may include a high-speed random access memory, and may also include a non-volatile memory, wherein the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM, PROM) ), erasable programmable read-only memory (ErasablePROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
- ROM Read-Only Memory
- PROM programmable read-only memory
- ErasablePROM ErasablePROM
- EPROM electrically erasable programmable read-only memory
- EEPROM electrically erasable programmable read-only memory
- flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
- the processor 1210 may include one or more processing units; optionally, the processor 1210 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, and application programs or instructions, etc. Modem processors mainly deal with wireless communications, such as baseband processors. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 1210.
- the radio frequency unit 1201 is used to send or receive the first information
- a processor 1210 configured to perform a positioning operation based on the first information
- the first information includes at least one of the following:
- Configuration information of the first positioning reference signal includes at least one of the following: activation state configuration information, reporting state configuration information, first time domain offset information, second time domain offset information, beam or QCL Switch configuration information;
- Activation information wherein the activation information is used to activate the sending of the first target positioning reference signal, and/or the activation information is used to activate the reporting of the second target positioning reference signal, wherein the first target positioning reference signal
- the signal includes one or more of the first positioning reference signals
- the second target positioning reference signal includes one or more of the first positioning reference signals.
- the network device 1300 includes: an antenna 1301 , a radio frequency device 1302 , and a baseband device 1303 .
- the antenna 1301 is connected to the radio frequency device 1302 .
- the radio frequency device 1302 receives information through the antenna 1301, and sends the received information to the baseband device 1303 for processing.
- the baseband device 1303 processes the information to be sent and sends it to the radio frequency device 1302
- the radio frequency device 1302 processes the received information and sends it out through the antenna 1301 .
- the above-mentioned frequency band processing apparatus may be located in the baseband apparatus 1303 , and the method performed by the network side device in the above embodiments may be implemented in the baseband apparatus 1303 .
- the baseband apparatus 1303 includes a processor 1304 and a memory 1305 .
- the baseband device 1303 may include, for example, at least one baseband board on which a plurality of chips are arranged, as shown in FIG. 13 , one of the chips is, for example, the processor 1304 , which is connected to the memory 1305 to call a program in the memory 1305 to execute
- the network devices shown in the above method embodiments operate.
- the baseband device 1303 may further include a network interface 1306 for exchanging information with the radio frequency device 1302, and the interface is, for example, a common public radio interface (CPRI for short).
- CPRI common public radio interface
- the network-side device in the embodiment of the present invention further includes: instructions or programs stored in the memory 1305 and executable on the processor 1304, and the processor 1304 invokes the instructions or programs in the memory 1305 to execute the modules shown in FIG. 10 .
- Embodiments of the present application further provide a readable storage medium, where a program or an instruction is stored on the readable storage medium.
- a program or an instruction is stored on the readable storage medium.
- the processor is the processor in the terminal described in the foregoing embodiment.
- the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
- An embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a network-side device program or instruction to implement the above positioning method In order to avoid repetition, the details are not repeated here.
- a computer program product comprising a processor, a memory, and a program or instruction stored on the memory and executable on the processor, when the program or instruction is executed by the processor
- the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
- the method of the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course can also be implemented by hardware, but in many cases the former is better implementation.
- the technical solution of the present application can be embodied in the form of a software product in essence or in a part that contributes to the prior art, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, CD-ROM), including several instructions to make a terminal (which may be a mobile phone, a computer, a server, or a network device, etc.) execute the methods described in the various embodiments of this application.
- a storage medium such as ROM/RAM, magnetic disk, CD-ROM
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Abstract
Description
Claims (81)
- 一种定位方法,所述方法包括:终端发送或接收第一信息;所述终端基于所述第一信息,执行定位操作;其中,所述第一信息包括以下至少之一:第一定位参考信号的配置信息,其中,所述配置信息包括以下至少之一:激活状态配置信息、上报状态配置信息、第一时域偏移信息、第二时域偏移信息、波束切换或准共址QCL切换的配置信息;激活信息,用于激活第一目标定位参考信号的发送,和/或,用于激活第二目标定位参考信号的上报,其中,所述第一目标定位参考信号包括所述第一定位参考信号中的一个或多个定位参考信号,所述第二目标定位参考信号包括所述第一定位参考信号中的一个或多个定位参考信号。
- 根据权利要求1所述的方法,其中,所述激活状态配置信息包括以下至少之一:至少一个第一激活状态信息,其中,一个所述第一激活状态信息关联一个或多个第一定位参考信号组,其中,所述第一定位参考信号组包括所述第一定位参考信号中的至少一个定位参考信号;至少一个第一激活状态信息,其中,一个所述第一激活状态信息关联一个或多个第一单位资源的第一定位参考信号;其中,所述第一单位资源包括以下至少:定位参考信号资源、定位参考信号资源集、一个发送接收点TRP对应的定位参考信号资源、以及一个频率层对应的定位参考信号资源;至少一个第一激活状态表,其中,所述第一激活状态表用于记录所述第一激活状态信息与所述第一定位参考信号组的关联关系;和/或,所述上报状态配置信息包括以下至少之一:至少一个第二激活状态信息,其中,一个所述第二激活状态信息关联一个或多个第二定位参考信号组,其中,所述第二定位参考信号组包括所述第 一定位参考信号中的至少一个定位参考信号;至少一个第二激活状态信息,其中,一个所述第二激活状态信息关联一个或多个所述第一单位资源对应的第一定位参考信号;至少一个第二激活状态表,其中,所述第二激活状态表用于记录所述第二激活状态信息与所述第二定位参考信号组的关联关系。
- 根据权利要求2所述的方法,其中,所述第一定位参考信号组和/或所述第二定位参考信号组中的第一定位参考信号包括以下至少之一:非周期定位参考信号、半静态定位参考信号、周期定位参考信号、基于需求的定位参考信号。
- 根据权利要求2所述的方法,其中,所述第一定位参考信号组中的定位参考信号和/或所述第二定位参考信号组的定位参考信号满足以下之一:信号时域类型相同;带宽部分BWP标识相同;频率层相同;时域参数相同,所述时域参数包括以下至少之一:周期、时隙偏移、静默参数、重复次数;属于同一定位参考信号资源集;属于同一激活组的集合;组标识相同;资源参数相同,其中,所述资源参数包括以下至少之一:波束、波束组、资源集标识、资源标识、以及QCL信息;属于一个或多个第一单位资源,其中,所述第一单位资源包括以下之一:定位参考信号资源、定位参考信号资源集、一个TRP对应的定位参考信号资源、以及一个频率层对应的定位参考信号资源;相同的上报类型;相同的上报配置;相同的测量类型;相同的测量配置;相同的上报组;相同的测量组。
- 根据权利要求2所述的方法,其中,一个所述第一激活状态信息关联一个或多个第一定位参考信号组,所述第一定位参考信号组关联一个或多个第一集合,所述第一集合包括:定位参考信号上报集合和/或定位参考信号资源集合;和/或,一个所述第二激活状态信息关联一个或多个第二定位参考信号组,所述第二定位参考信号组关联一个或多个第二集合,所述第二集合关联一个或一组所述第一集合。
- 根据权利要求2或5所述的方法,其中,一个所述第一定位参考信号组中包括所述第一定位参考信号组的识别信息;和/或,一个所述第二定位参考信号组中包括所述第二定位参考信号组的识别信息。
- 根据权利要求5所述的方法,其中,一个所述第一定位参考信号组或第一激活状态表中包括:识别信息和/或第三定位参考信号组的配置信息,其中,所述第三定位参考信号组为所述第一定位参考信号组的子集;和/或,一个所述第二定位参考信号组或第二激活状态表中包括:识别信息和/或第四定位参考信号组的配置信息,其中,所述第四定位参考信号组为所述第二定位参考信号组的子集。
- 根据权利要求7所述的方法,其中,所述第二激活状态信息用于指示上报第五定位参考信号组的测量信息,其中,所述第五定位参考信号组包括以下之一:第一特定定位参考信号,其中,所述第一特定定位参考信号为所述第二定位参考信号组中的部分或全部定位参考信号;第二特定定位参考信号,其中,所述第二特定定位参考信号为所述第四定位参考信号组中的部分或全部定位参考信号;所述第一特定定位参考信号与其它定位参考信号的合集,其中,所述其它定位参考信号为所述第二定位参考信号组之外的定位参考信号。
- 根据权利要求8所述的方法,其中,所述测量信息包括以下至少一项:参考信号时间差RSTD;参考信号接收功率RSRP;发送接收RX-TX时间差;接收波束;定位参考信号的识别信息;位置信息;相对位置信息。
- 根据权利要求2所述的方法,其中,所述第一激活状态表和/或所述第二激活状态表包括以下至少之一:半静态激活状态表,其中,所述半静态激活状态表中的定位参考信号为半静态定位参考信号;非周期激活状态表,其中,所述非周期激活状态表中的定位参考信号为非周期定位参考信号;基于需求的激活状态表,其中,所述基于需求的激活状态表中的定位参考信号为基于需求的定位参考信号。
- 根据权利要求10所述的方法,其中,所述第一激活状态表和/或所述第二激活状态表还记录有:第一指示信息,用于指示所述第一激活状态表或所述第二激活状态表用于激活发送和/或用于激活上报;和/或第二指示信息,用于指示所述第一激活状态表或所述第二激活表为半静态激活状态表、非周期激活状态表、或者基于需求的激活状态表。
- 根据权利要求2至11中任一项所述的方法,其中,所述定位参考信 号资源集合包括一个或一组第一单位资源,其中,所述第一单位资源包括以下之一:定位参考信号资源、定位参考信号资源集、一个TRP对应的定位参考信号资源、以及一个频率层对应的定位参考信号资源。
- 根据权利要求2至11中任一项所述的方法,其中,一个所述定位参考信号资源集中包含的定位参考信号满足以下之一:信号时域类型相同;BWP标识相同;频率层相同;时域参数相同,所述时域参数包括以下至少之一:周期、时隙偏移、静默参数、重复次数;属于同一激活组的集合;组标识相同;资源参数相同,其中,所述资源参数包括以下至少之一:波束、波束组、资源集标识、资源标识、以及QCL信息;相同的上报类型;相同的上报配置;相同的测量类型;相同的测量配置;相同的上报质量;相同的上报组;相同的测量组。
- 根据权利要求1所述的方法,其中,所述第一定位参考信号的配置信息还包括以下至少之一:所述第一定位参考信号的标识信息,所述标识信息包括以下至少之一:频率层标识信息;发送接收点TRP标识信息;资源集或资源标识信息;TRP组标识信息;定位参考信号组标识信息;定位参考信号资源组标识信息;定位参考信号资源集标识信息;定位参考信号上报集标识信息;测量间隔MG 的标识信息;带宽部分BWP的标识信息;激活状态信息;与所述标识信息对应的配置信息,所述对应的配置信息包括以下至少之一:周期;静默参数;重复次数;周期内的偏移;带宽信息;频域偏移信息;时间信息;空间方向指示信息;传输配置指示TCI指示信息;准共址QCL指示信息;波束指示信息;功率信息;MG的配置信息;定位参考信号的类型;BWP信息;发送;停止发送;激活去激活标识;参数集numerology;时间偏移信息;定位方法指示信息;精度需求信息;第一配置窗的配置信息;非连续接收DRX配置信息;定位参考信号上报集标识;是否与其它信号复用的指示信息;复用的信号的配置信息;所述第一定位参考信号的优先级指示信息。
- 根据权利要求14所述的方法,其中,所述第一配置窗的配置信息包括以下至少之一:所述第一标识信息,指示的定位参考信号的所述第一配置窗;选定的定位参考信号的所述第一配置窗;所述第一标识信息指示的定位参考信号相对于所述第一配置窗的配置信息;选定的定位参考信号的相对于所述第一配置窗的配置信息;所述第一定位参考信号相对于所述第一配置窗的配置信息;所述选定的定位参考信号相对于所述第一配置窗的配置信息;所述第一配置窗的起始时间信息;所述第一配置窗的窗长信息;所述第一配置窗的周期信息;其中,所述第一配置窗包括以下至少之一:搜索窗、测量窗、以及测量间隔MG窗、上报窗。
- 根据权利要求2至11中任一项所述的方法,其中,一个所述定位参考信号上报集合为一个或一组定位参考信号资源集合。
- 根据权利要求2至11中任一项所述的方法,其中,一个所述定位参考信号上报集合中的定位参考信号满足以下之一:上报时域类型相同;上报的资源类型相同;上报周期和偏移相同;BWP标识相同;频率层相同;载波相同;时域参数相同,所述时域参数包括以下至少之一:周期、时隙偏移、静默参数、重复次数;属于同一定位参考信号资源集;属于同一激活组的集合;组标识相同;资源参数相同,其中,所述资源参数包括以下至少之一:波束、波束组、资源集标识、资源标识、以及QCL信息;相同的上报类型;相同的上报配置;相同的测量类型;相同的测量配置;相同的上报质量;相同的上报组;相同的测量组。
- 根据权利要求2至11中任一项所述的方法,其中,所述上报状态配 置信息包括上报相关信息,其中,所述上报相关信息包括以下至少之一:上报资源、上报类型、以及上报内容。
- 根据权利要求18所述的方法,其中,所述上报状态配置信息中携带一个或多个第二标识信息,所述第二标识信息包括以下至少之一:频率层标识信息;发送接收点TRP标识信息;资源集或资源标识信息;TRP组标识信息;第一定位参考信号组标识信息;第一定位参考信号资源组标识信息;第一定位参考信号资源集标识信息;测量间隔MG的标识信息;带宽部分BWP的标识信息;定位参考信号上报集合的标识信息;第二激活状态信息;第二定位参考信号组的标识信息;第四定位参考信号组的标识信息;第五定位参考信号组的标识信息;与一个所述第二激活状态信息关联的定位参考信号的标识信息;选定的定位参考信号的标识信息。
- 根据权利要求18所述的方法,其中,所述上报状态配置信息还包括:所述上报资源的上报时间窗和/或上报时间偏移。
- 根据权利要求1所述的方法,其中,所述第一时域偏移信息包括以下至少之一:第一定位参考信号的激活信令与第一指定定位资源之间的时域偏移信息,其中,第一指定定位资源包括以下之一:预定第一定位参考信号的第一个第二单位资源、所述预定第一定位参考信号的任一个第二单位资源、所述预定 第一定位参考信号中的每一个第二单位资源;其中,所述预定第一定位参考信号包括以下之一:所述第一定位参考信号中的预先指定一个或一组定位参考信号、按照固定规则从所述第一定位参考信号中确定的一个或一组定位参考信号、根据协议约定从所述第一定位参考信号中确定的一个或一组定位参考信号;所述第二单位资源包括以下之一:定位参考信号资源、定位参考信号资源集、频率层、定位参考信号资源集合、一个TRP对应的定位参考信号资源、激活状态表对应的定位参考信号资源;第一定位参考信号的激活信令与第二指定定位资源的时域偏移信息,其中,所述第二指定定位资源为以下之一:所述第一定位参考信号的任一个第二单位资源、任一定位参考信号组的第一个第二单位资源;所述定位参考信号组包括所述第一定位参考信号中的一个或多个;第一定位参考信号的激活信令与第三指定定位资源的时域偏移信息,其中,所述第三指定定位资源包括以下之一:任一所述第一定位参考信号的全部第二单位资源、任一定位参考信号组的全部第二单位资源;第一定位参考信号的激活信令与第四指定定位资源的时域偏移信息,其中,所述第四指定定位资源包括以下之一:服务小区或参考TRP中的一个第一定位参考信号的全部所述第二单位资源、服务小区或参考TRP中的一个第一定位参考信号的第一个所述第二单位资源、服务小区或参考TRP中的一个第一定位参考信号的任一个所述第二单位资源、服务小区或参考TRP中的任一个定位参考信号组的全部所述第二单位资源、服务小区或参考TRP中的任一个定位参考信号组的第一个所述第二单位资源、以及服务小区或参考TRP中的任一个定位参考信号组的任一个所述第二单位资源;第一定位参考信号的激活信令与第二配置窗的时域偏移信息,其中,所述第二配置窗为第一配置窗的子集,所述第一配置窗为所述第一定位参考信令的配置信息中所指示的配置窗。
- 根据权利要求21所述的方法,其中,若所述预定第一定位参考信号为一组定位参考信号,所述第一指定定位 资源为所述预定第一定位参考信号的第一个第二单位资源,则所述第一时域偏移信息还包括:所述预定第一定位参考信号中的其它第二单位资源相对于的所述第一个第二单位资源的时域偏移信息;或者;若所述预定第一定位参考信号为一组定位参考信号,所述第一指定定位资源为所述预定第一定位参考信号的任一第二单位资源,则所述第一时域偏移信息还包括:所述预定第一定位参考信号中的其它第二单位资源相对于的所述任一第二单位资源的时域偏移信息;或者;若所述第二指定定位资源为任一定位参考信号组的第一个第二单位资源,则所述第一时域偏移信息还包括:所述任一定位参考信号组中的其它第二单位资源相对于的第一个第二单位资源的时域偏移信息;或者;若所述第二指定定位资源为任一定位参考信号组的任一第二单位资源,则所述第一时域偏移信息还包括:所述任一定位参考信号组中的其它第二单位资源相对于的所述任一第二单位资源的时域偏移信息。
- 根据权利要求21所述的方法,其中,若所述第一时域偏移信息包括第一定位参考信号的激活信令与第四指定定位资源的时域偏移信息,则所述第一时域偏移信息还包括:其它小区或其它TRP相对所述服务小区或参考TRP的偏移信息,其中,所述偏移信息包括:时域偏移信息和/或系统帧号偏移。
- 根据权利要求1所述的方法,其中,所述第二时域偏移信息包括以下至少之一:激活第一定位参考信号发送的激活命令与目标定位参考信号报告的时域偏移信息,其中,所述目标定位参考信号报告为所述第一定位参考信号中的一个或多个定位参考的定位参考信号报告;第一定位参考信号被激活的时间与所述目标定位参考信号报告的时域偏移信息;激活第一定位参考信号上报的激活命令与所述目标定位参考信号报告的时域偏移信息。
- 根据权利要求24所述的方法,其中,所述第一定位参考信号被激活的时间包括以下之一:预定函数以第一定位参考信号的激活时间与该第一定位参考信号的第一时域偏移信息为参数的运算结果;第一个被激活的第一定位参考信号的发送时间;最后一个被激活的第一定位参考信号的发送时间。
- 根据权利要求1所述的方法,其中,所述第二时域偏移信息包括以下至少之一:目标定位参考信号报告相对于第五指定定位资源的时域偏移信息,其中,所述第五指定定位资源包括以下之一:一个第一定位参考信号的全部第三单位资源、一个第一定位参考信号的第一个第三单位资源、一个第一定位参考信号的任一个第三单位资源、一个定位参考信号组的全部第三单位资源、一个定位参考信号组的第一个第三单位资源、一个定位参考信号组的任一个第三单位资源,所述第三单位资源包括以下之一:定位参考信号资源、定位参考信号资源集、定位参考信号资源集合、定位参考信号上报集合、一个TRP对应的定位参考信号资源、一个频率层对应的定位参考信号资源、以及一个激活状态信息表项对应的定位参考信号资源,其中,所述目标定位参考信号报告为所述第一定位参考信号中的一个或多个定位参考的定位参考信号报告;所述目标定位参考信号报告相对于第六指定定位资源的时域偏移信息,其中,所述第六指定定位资源包括以下之一:服务小区或参考TRP中的一个第一定位参考信号的任一个第三单位资源、服务小区或参考TRP中的一个第一定位参考信号的全部所述第二单位资源、服务小区或参考TRP中的一个第一定位参考信号的第一个所述第三单位资源、服务小区或参考TRP中的一个定位参考信号组的全部第三单位资源、服务小区或参考TRP中的一个定位参考信号组的第一个第三单位资源、服务小区或参考TRP中的一个定位参考信号组的任一个第三单位资源;所述目标定位参考信号报告相对于第三配置窗的起点或终点的时域偏移 信息,其中,所述第三配置窗为第一配置窗的子集,所述第一配置窗为所述第一定位参考信令的配置信息中所指示的配置窗。
- 根据权利要求24至26任一项所述的方法,其中,在接收所述第一信息之后,包括:若所述激活信息激活上报多个第一定位参考信号,且所述多个第一定位参考信号中不同的第一定位参考信号配置有不同的所述第二时域偏移,按照第一规则选择一个所述第二时域偏移信息进行定位参考信号报告的上报。
- 根据权利要求27所述的方法,其中,按照第一规则选择一个所述第二时域偏移信息包括以下之一:选择接收到的下行命令中指示的所述第二时域偏移信息;选择多个所述第二时域偏移信息中偏移值最大的所述第二时域偏移信息;选择接收到的下行命令中指示的多个第二时域偏移信息中,偏移值最大的第二时域偏移信息。
- 根据权利要求21至28中任一项所述的方法,其中,所述第一时域偏移信息和/或所述第二时域偏移信息满足以下至少之一:在不同参数集numerology下对应的偏移值不同;不小于最小调度偏移;不小于波束beam的切换时间;不小于下行命令和/或第一定位参考信号的处理时间;指示的定位参考信号报告的上报时间不早于第一定位参考信号的激活时间;所述第二时域偏移信息指示的偏移值大于所述第一时域偏移信息指示的偏移值。
- 根据权利要求21至28中任一项所述的方法,其中,在以下至少之一的情况下所述第一时域偏移信息指示的偏移值为0:被激活的第一定位参考信号未配置有QCL信息;最小调度偏移为0;被激活的第一定位参考信号相对于该第一定位参考信号的激活信息的时域偏移为0;被激活的第一定位参考信号相对于该第一定位参考信号的激活信息中的第三时域偏移为0;被激活的第一定位参考信号相对于参考的第一定位参考信号的第一时域偏移为0;其中,所述第三时域偏移为包括于激活信息中的时域偏移。
- 根据权利要求1至11、22至27中任一项所述的方法,其中,所述第一目标定位参考信号包括一个或多个第六定位参考信号组,所述第六定位参考信号组包括所述第一定位参考信号中的至少一个定位参考信号;和/或,所述第二目标定位参考信号包括一个或多个第七定位参考信号组,所述第七定位参考信号组包括所述第一定位参考信号中的至少一个定位参考信号。
- 根据权利要求31所述的方法,其中,所述第六定位参考信号组与一个所述第一激活状态信息关联,其中,所述第六定位参考信号组为第一定位参考信号组的子集,或所述第六定位参考信号组为第三定位参考信号组的子集;或者;所述第七定位参考信号组与一个所述第二激活状态信息关联,其中,所述第七定位参考信号组为第二定位参考信号组的子集,或所述第七定位参考信号组为第四定位参考信号组的子集。
- 根据权利要求1所述的方法,其中,所述激活信息包含在以下之一中:第一下行控制信息DCI、第一媒体接入控制层控制单元MAC CE、第一无线电资源控制RRC信令、以及第一LTE定位协议LPP信令。
- 根据权利要求33所述的方法,其中,所述第一DCI包括以下之一:激活第一BWP上发送的DCI;预定类型的DCI;通过预定无线网络临时标识RNTI加扰的DCI。
- 根据权利要求34所述的方法,其中,所述预定RNTI用于以下任一项:指示激活的所述第一目标定位参考信号的类型;指示所述激活信息对应的激活状态表;指示可解析所述激活信息对应的终端。
- 根据权利要求35所述的方法,其中,所述激活信息和/或所述第一DCI包括以下至少之一:第一比特串,其中,所述第一比特串中的每n个比特位对应不同的第一激活状态信息,通过该n个比特位的取值激活对应的第一激活状态信息下的所述第一目标定位参考信号,第一比特串的长度为n的k倍,n和k为大于0的整数;第一指示信息,所述第一指示信息指示所述第一DCI激活所述第一目标定位参考信号,或,所述第一指示信息指示所述第一DCI去激活所述第一目标定位参考信号;第二比特串,用于指示激活目标MG;第三比特串,用于指示激活或切换到目标BWP;第四比特串,用于指示所述第一目标定位参考信号的第一目标时域偏移信息,其中,所述第一目标时域偏移信息为相对于所述第一目标定位参考信号的第一时域偏移信息的偏移量或为所述第一目标定位参考信号的第一时域偏移信息的子集;第五比特串,用于指示所述第一目标时域偏移信息对应的定位参考信号。第六比特串,用于激活或切换到第一目标配置窗,所述第一目标配置窗与第一配置窗关联。
- 根据权利要求33所述的方法,其中,所述终端基于所述第一信息,执行定位操作,还包括:所述终端基于所述第一信息,接收并测量所述激活信息激活的所述第一目标定位参考信号。
- 根据权利要求37所述的方法,其中,所述方法还包括:若发送所述第一DCI的第一BWP与发送所述第一目标定位参考信号的目标BWP不同,且所述第一BWP处于激活状态,则执行以下之一:接收切换到目标BWP的指示信息;接收激活所述目标BWP的指示信息;接收目标MG的配置信息;切换到同时支持两个激活BWP的状态;切换到第一目标配置窗;激活所述目标BWP。
- 根据权利要求37所述的方法,其中,接收并测量所述激活信息激活的所述第一目标定位参考信号,包括:若激活的所述第一目标定位参考信号来自所述终端的邻小区,且所述第一目标定位参考信号的第一时域偏移信息为相对于服务小区发送的激活命令配置的,则执行以下行为至少之一:确定所述第一目标定位参考信号在邻小区的接收时间和/或发送时间;确定所述第一目标定位参考信号在服务小区的接收时间和/或发送时间;确定所述第一目标定位参考信号生成序列与所述邻小区的接收时间和/或发送时间的关联关系;确定所述第一目标定位参考信号的生成序列与所述服务小区的接收时间和/或发送时间的关联关系。
- 根据权利要求37所述的方法,其中,接收并测量所述激活信息激活的所述第一目标定位参考信号,包括:若激活的所述第一目标定位参考信号来自所述终端的邻小区,且所述第一目标定位参考信号的第一时域偏移信息为相对于邻小区下的偏移信息,则执行以下行为至少之一:确定所述第一目标定位参考信号在邻小区的接收时间和/或发送时间;确定所述第一目标定位参考信号在服务小区的接收时间和/或发送时间;确定所述第一目标定位参考信号生成序列与所述邻小区的接收时间和/或发送时间的关联关系;确定所述第一目标定位参考信号的生成序列与所述服务小区的接收时间和/或发送时间的关联关系。
- 根据权利要求33所述的方法,其中,一个或多个下行信令用于激活多个目标对象,其中,所述下行信令包括:所述第一DCI或所述第一MAC CE,所述目标对象包括:所述第一目标定位参考信号、目标BWP、目标MG、第一目标配置窗。
- 根据权利要求41所述的方法,其中,若所述第一DCI为多个,则至少满足以下条件之一:激活目标BWP切换的第一DCI不晚于激活所述第一目标定位参考信号的第一DCI;激活所述第一目标定位参考信号的第一DCI的发送与所述第一目标定位参考信号的发送之间,不允许有切换BWP的命令;若激活的所述第一目标定位参考信号存在于多个目标BWP或目标载波上,则激活切换到目标BWP或目标载波的第一DCI不晚于该BWP或载波上的第一目标定位参考信号;若激活的所述第一目标定位参考信号存在于一个或多个目标频率层上,则激活目标MG的DCI不晚于所述第一目标定位参考信号。
- 根据权利要求41所述的方法,其中,在激活的所述第一目标定位参考信号的发送时间段内,包括多个激活切换目标BWP或目标载波的第一DCI;在激活的所述第一目标定位参考信号的发送时间段内,包括多个配置目标MG或切换目标MG的第一DCI。
- 根据权利要求33所述的方法,其中,使用不同下行信令激活或去激活不同类型的所述第一目标定位参考信号;或使用同一所述下行信令的不同域激活或去激活不同类型的所述第一目标定位参考信号;或使用同一所述下行信令的相同域的不同信息激活或去激活不同类型的所述第一目标定位参考信号;其中,所述下行信令包括:所述第一DCI或所述第一MAC CE。
- 根据权利要求33所述的方法,其中,所述第一MAC CE中至少包括以下之一:所述第一目标定位参考信号的标识信息;所述第二目标定位参考信号的标识信息所述第一目标定位参考信号的第一激活状态信息的指示信息;所述第二目标定位参考信号的第二激活状态信息的指示信息;第七比特串,其中,所述第七比特串中的每n个比特位对应不同的第一激活状态信息,通过该n个比特位的取值激活对应的第一激活状态信息下的所述第一目标定位参考信号,第七比特串的长度为n的k倍,n和k为大于0的整数;第八比特串,其中,所述第八比特串中的每m个比特位对应不同的第二激活状态信息,通过该m个比特位的取值激活对应的第二激活状态信息下的所述第二目标定位参考信号的上报,第八比特串的长度为m的p倍,m和p为大于0的整数;第九比特串,用于指示所述第一目标定位参考信号的第一时域偏移信息;第十比特串,用于激活或切换到第二目标配置窗,所述第二目标配置窗与第一配置窗关联;频率层指示信息;BWP标识;目标MG标识;模式标识;目标MG的长度;目标MG的时隙偏移;传输配置指示TCI标识;QCL标识;空间方向信息。
- 根据权利要求45所述的方法,其中,所述第一MAC CE中还包括以下至少之一:目标第一激活时间信息,用于指示所述第一目标定位参考信号的激活发送的时间;目标第二激活时间信息,用于指示所述第二目标定位参考信号的激活测量的时间或激活上报的时间;激活目标MG配置的时间;激活目标BWP切换的时间。
- 根据权利要求46所述的方法,其中,所述第一MAC CE中还包括绝对时间信息,所述绝对时间信息至少为以下之一:服务小区的时间、或参考小区的时间、或全球时间信息。
- 根据权利要求33所述的方法,其中,所述第一RRC信令和/或第一LPP信令中包含以下至少之一:激活时间信息、第一目标定位参考信号的标识信息、激活命令信息、第一目标定位参考信号的配置信息、指示变更的第一目标定位参考信号的配置信息、第一目标定位参考信号的第一激活状态信息指示信息、第二目标定位参考信号的标识信息、第二目标定位参考信号的第二激活状态信息指示信息、所述第一目标定位参考信号的定位参考信号资源集合标识、所述第一目标定位参考信号的定位参考信号上报集合标识。
- 根据权利要求1所述的方法,其中,所述激活信息中包括以下至少之一的用于激活第二目标定位参考信号的上报的信息:第二目标定位参考信号的标识信息;目标第二激活状态信息。
- 根据权利要求1或49所述的方法,其中,所述激活信息中还包括目标上报相关信息,用于激活第二目标定位参考信号的上报;所述目标上报相关信息包括以下至少之一:目标上报资源;目标上报类型;目标上报内容;指示目标上报资源的信息类型的指示信息,其中所述指示信息用于指示上报第一类型的测量信息或仅上报测量信息或上报测量信息和/或其它上行信息;目标上报资源的优先级信息;目标上报资源的频域信息;第二目标时域偏移信息,其中,所述第二目标时域偏移信息为相对于第二时域偏移的偏移量或为第二时域偏移信息的子集或为上报激活信息指示或协议约定的时域偏移信息。
- 根据权利要求50所述的方法,其中,所述激活第二目标定位参考信号的上报的激活信息包含在以下之一中:第二DCI或第二MAC CE或第二RRC信令中。
- 根据权利要求51所述的方法,其中,所述第二DCI包括:第十一比特串,其中,所述第十一比特串中的每t个比特位对应不同的第二激活状态信息,通过该t个比特位的取值激活对应的第二激活状态信息下的所述第二目标定位参考信号的上报,其中,第十一比特串的长度为t的f倍,t和f为大于0的整数。
- 根据权利要求52所述的方法,其中,所述t为以下之一:网络侧设备通过RRC配置的第二激活状态信息的数目;网络侧设备通过LPP配置的第二激活状态信息的数目;网络侧设备通过MAC CE筛选出的第二激活状态信息的数目。
- 根据权利要求52所述的方法,其中,所述第二DCI中还包括以下至 少之一:第十二比特串,其中,所述第十二比特串指示上报所述测量信息的频域信息;第十三比特串,其中,所述第十三比特串指示上报所述测量信息的优先级信息;第十九比特串,其中,所述第十九比特串指示上报所述测量信息的时域信息。
- 根据权利要求51所述的方法,其中,若所述目标上报资源仅用于上报所述测量信息,则所述第二DCI中的预定域通过以下至少之一指示第二目标时域偏移信息:第十四比特串,其中,所述第十四比特串指示上报所述测量信息的第二目标时域偏移信息;第十五比特串,其中,所述第十五比特串指示上报所述测量信息的第二目标时域偏移信息为对应的第二时域偏移信息;第十六比特串,其中,在所述上报激活信息同时激活多个所述第二目标定位参考信号,所述第十六比特串用于指示该多个所述第二目标定位参考信号中对应的最大的第一时域偏移信息和/或最大的第二时域偏移信息;第十七比特串,指示与所述第二目标定位参考信号对应的预配上行置资源信息;第十八比特串,其中,当所述所述上报激活信息同时激活第二目标配置窗时,所述第十八比特串用于指示与所述第二目标配置窗的第二目标时域偏移信息。
- 根据权利要求51所述的方法,其中,若所述若所述目标上报资源还用于除测量信息以外的其它上行信息,则所述第二DCI中的预定域指示以下之一为所述上行资源的第二目标时域偏移信息:第三目标时域偏移信息和第四目标时域偏移信息中值较大的一个,其中,所述第三目标时域偏移信息为所述上报资源的时域偏移信息,所述第四目标 时域偏移信息为所述第二目标定位参考信号的第一时域偏移信息或所述第二目标定位参考信号的第二时域偏移信息;所述上报资源预先分配的时域偏移信息;所述第四目标时域偏移信息。
- 根据权利要求51所述的方法,其中,所述目标上报资源的时域资源的时间不早于第一目标定位参考信号的发送时间,或者,不早于第一目标定位参考信号的发送时间与第一目标定位参考信号的处理时间之和。
- 根据权利要求51所述的方法,其中,所述目标上报资源的时域资源由所述第二DCI的发送时间与所述第二DCI的预定域指示的第二目标时域偏移信息确定,或者,所述目标上报资源的时域资源由第一个或最后一个所述第一目标定位参考信号与所述第二DCI的预定域指示第二时域偏移信息确定,或者,由所述第二DCI的发送时间与所述第二DCI的预定域指示的第二目标时域偏移和/或第二时域偏移信息确定。
- 根据权利要求51所述的方法,其中,所述第二MAC CE中包括以下至少之一:服务小区标识;BWP标识;目标上报资源的指示信息;预配置上行资源激活信息;第二目标时域偏移信息。
- 根据权利要求51中所述的方法,其中,所述第二目标定位参考信号的所述上报激活信息通过以下方式之一配置:通过第一预定格式DCI接收所述用于激活第二目标定位参考信号的上报的信息,通过第二预定格式DCI接收所述目标上报相关信息;通过MAC CE发送或接收所述目标上报相关信息,通过另一个MAC CE发送或接收所述用于激活第二目标定位参考信号的上报的信息或通过DCI接收所述用于激活第二目标定位参考信号的上报的信息;通过LPP或RRC发送或接收所述目标上报相关信息,通过一个DCI接收所述用于激活第二目标定位参考信号的上报的信息或通过MAC CE发送或接收所述用于激活第二目标定位参考信号的上报的信息。
- 根据权利要求33所述的方法,其中,在发送或接收所述激活信息之前,所述方法还包括:所述终端发送定位参考信号的请求消息,请求激活所述第一目标定位参考信号的发送和/或激活所述第二目标定位参考信号的上报。
- 一种定位方法,所述方法包括:网络侧设备发送或接收第一信息;所述网络侧设备基于所述第一信息,向终端发送第一目标定位参考信号;其中,所述第一信息包括以下至少之一:第一定位参考信号的配置信息,其中,所述配置信息包括以下至少之一:激活状态配置信息、上报状态配置信息、第一时域偏移信息、第二时域偏移信息、波束或QCL切换的配置信息;激活信息,用于激活所述第一目标定位参考信号的发送,和/或,用于激活第二目标定位参考信号的上报,其中,所述第一目标定位参考信号包括所述第一定位参考信号中的一个或多个,所述第二目标定位参考信号包括所述第一定位参考信号中的一个或多个。
- 根据权利要求62所述的方法,其中,所述激活状态配置信息包括以下至少之一:至少一个第一激活状态信息,其中,一个所述第一激活状态信息关联一个或多个第一定位参考信号组,其中,所述第一定位参考信号组包括所述第一定位参考信号中的至少一个;至少一个第一激活状态信息,其中,一个所述第一激活状态信息关联一个或多个第一单位资源的第一定位参考信号;其中,所述第一单位资源包括以下至少:定位参考信号资源、定位参考信号资源集、一个TRP对应的定位参考信号资源、以及一个频率层对应的定位参考信号资源;至少一个第一激活状态表,其中,所述第一激活状态表用于记录所述第一激活状态信息与所述第一定位参考信号组的关联关系;和/或,所述上报状态配置信息包括以下至少之一:至少一个第二激活状态信息,其中,一个所述第二激活状态信息关联一个或多个第二定位参考信号组,其中,所述第二定位参考信号组包括所述第一定位参考信号中的至少一个;至少一个第二激活状态信息,其中,一个所述第二激活状态信息关联一个或多个所述第一单位资源的第一定位参考信号;至少一个第二激活状态表,其中,所述第二激活状态表用于记录所述第二激活状态与所述第二定位参考信号组的关联关系。
- 根据权利要求63所述的方法,其中,一个所述第一定位参考信号组或第一激活状态表中包括:识别信息和/或第三定位参考信号组的配置信息,其中,所述第三定位参考信号组为所述第一定位参考信号组的子集;和/或,一个所述第二定位参考信号组或第二激活状态表中包括:识别信息和/或第四定位参考信号组的配置信息,其中,所述第四定位参考信号组为所述第二定位参考信号组的子集。
- 根据权利要求62所述的方法,其中,所述第一定位参考信号的配置信息还包括以下至少之一:所述第一定位参考信号的标识信息,所述标识信息包括以下至少之一:频率层标识信息;发送接收点TRP标识信息;资源集或资源标识信息;TRP组标识信息;定位参考信号组标识信息;定位参考信号资源组标识信息;定位参考信号资源集标识信息;定位参考信号上报集标识信息;测量间隔MG的标识信息;带宽部分BWP的标识信息;与所述标识信息对应的配置信息,所述对应的配置信息包括以下至少之一:周期;静默参数;重复次数;周期内的偏移;带宽信息;频域偏移信息; 时间信息;空间方向指示信息;传输配置指示TCI指示信息;准共址QCL指示信息;波束指示信息;功率信息;MG的配置信息;定位参考信号的类型;BWP信息;发送;停止发送;激活去激活标识;参数集numerology;时间偏移信息;定位方法指示信息;精度需求信息;第一配置窗的配置信息;非连续接收DRX配置信息;定位参考信号上报集标识;是否与其它信号复用的指示信息;复用的信号的配置信息;所述第一定位参考信号的优先级指示信息。
- 根据权利要求65所述的方法,其中,所述第一配置窗的配置信息包括以下至少之一:所述第一标识信息指示的定位参考信号的所述第一配置窗;选定的定位参考信号的所述第一配置窗;所述第一标识信息指示的定位参考信号相对于所述第一配置窗的配置信息;选定的定位参考信号的相对于所述第一配置窗的配置信息;所述第一定位参考信号相对于所述第一配置窗的配置信息;所述选定的定位参考信号相对于所述第一配置窗的配置信息;所述第一配置窗的起始时间信息;所述第一配置窗的窗长信息;所述第一配置窗的周期信息;其中,所述第一配置窗包括以下至少之一:搜索窗、测量窗、以及测量间隔MG窗、上报窗。
- 根据权利要求62所述的方法,其中,所述上报状态配置信息包括上 报相关信息,其中,所述上报相关信息包括以下至少之一:上报资源、上报类型、以及上报内容。
- 根据权利要求67所述的方法,其中,所述上报状态配置信息中携带一个或多个第二标识信息,所述第二标识信息至少包括以下之一:频率层标识信息;发送接收点TRP标识信息;资源集或资源标识信息;TRP组标识信息;第一定位参考信号组标识信息;第一定位参考信号资源组标识信息;第一定位参考信号资源集标识信息;测量间隔MG的标识信息;带宽部分BWP的标识信息;定位参考信号上报集合的标识信息;第二激活状态信息;第二定位参考信号组的标识信息;第四定位参考信号组的标识信息;第五定位参考信号组的标识信息;与一个所述第二激活状态信息关联的定位参考信号的标识信息;选定的定位参考信号的标识信息。
- 根据权利要求62所述的方法,其中,所述第一时域偏移信息包括以下至少之一:第一定位参考信号的激活信令与第一指定定位资源之间的时域偏移信息,其中,第一指定定位资源包括以下之一:预定第一定位参考信号的第一个第二单位资源、所述预定第一定位参考信号的任一个第二单位资源、所述预定第一定位参考信号中的每一个第二单位资源,所述预定第一定位参考信号为所述第一定位参考信号中的预先指定或固定规则或协议约定的一个或一组定 位参考信号,所述第二单位资源包括以下之一:定位参考信号资源、定位参考信号资源集、频率层、定位参考信号资源集合、一个TRP对应的定位参考信号资源、激活状态表对应的定位参考信号资源;第一定位参考信号的激活信令与第二指定定位资源的时域偏移信息,其中,所述第二指定定位资源为以下之一:所述第一定位参考信号的任一个第二单位资源、任一定位参考信号组的第一个第二单位资源;所述定位参考信号组包括所述第一定位参考信号中的一个或多个;第一定位参考信号的激活信令与第三指定定位资源的时域偏移信息,其中,所述第三指定定位资源包括以下之一:所述第一定位参考信号的全部第二单位资源、任一定位参考信号组的全部第二单位资源;第一定位参考信号的激活信令与第四指定定位资源的时域偏移信息,其中,所述第四指定定位资源包括以下之一:服务小区或参考TRP中的一个第一定位参考信号的全部所述第二单位资源、服务小区或参考TRP中的一个第一定位参考信号的第一个所述第二单位资源、服务小区或参考TRP中的一个第一定位参考信号的任一个所述第二单位资源、服务小区或参考TRP中的任一个定位参考信号组的全部所述第二单位资源、服务小区或参考TRP中的任一个定位参考信号组的第一个所述第二单位资源、以及服务小区或参考TRP中的任一个定位参考信号组的任一个所述第二单位资源;第一定位参考信号的激活信令与第二配置窗的时域偏移信息,其中,所述第二配置窗为第一配置窗的子集,所述第一配置窗为所述第一定位参考信令的配置信息中所指示的配置窗。
- 根据权利要求62所述的方法,其中,所述第二时域偏移信息包括以下至少之一:激活第一定位参考信号发送的激活命令与该第一定位参考信号的定位参考信号报告的时域偏移信息;第一定位参考信号被激活的时间与该第一定位参考信号的定位参考信号报告的时域偏移信息;激活第一定位参考信号上报的激活命令与该第一定位参考信号的定位参考信号报告的时域偏移信息。
- 根据权利要求62所述的方法,其中,所述第二时域偏移信息包括以下至少之一:定位参考信号报告相对于第五指定定位资源的时域偏移信息,其中,所述第五指定定准资源包括以下之一:一个第一定位参考信号的全部第三单位资源、一个第一定位参考信号的第一个第三单位资源、一个第一定位参考信号的任一个第三单位资源、一个定位参考信号组的全部第三单位资源、一个定位参考信号组的第一个第三单位资源、一个定位参考信号组的任一个第三单位资源,所述第三单位资源包括以下之一:定位参考信号资源集合、定位参考信号上报集合、定位参考信号资源集、一个TRP对应的定位参考信号资源、以及一个频率层对应的定位参考信号资源;定位参考信号报告相对于第六指定定位资源的时域偏移信息,其中,所述第六指定定位资源包括以下之一:服务小区或参考TRP中的一个第一定位参考信号的任一个第三单位资源、服务小区或参考TRP中的一个第一定位参考信号的全部所述第二单位资源、服务小区或参考TRP中的一个第一定位参考信号的第一个所述第三单位资源、服务小区或参考TRP中的一个定位参考信号组的全部第三单位资源、服务小区或参考TRP中的一个定位参考信号组的第一个第三单位资源、服务小区或参考TRP中的一个定位参考信号组的任一个第三单位资源;定位参考信号报告相对于第三配置窗的起点或终点的时域偏移信息,其中,所述第三配置窗为第一配置窗的子集,所述第一配置窗为所述第一定位参考信令的配置信息中所指示的配置窗。
- 根据权利要求62至71中任一项所述的方法,其中,所述激活信息包括以下至少之一:第一比特串,其中,所述第一比特串中的每n个比特位对应不同的第一激活状态信息,通过该n个比特位的取值激活对应的第一激活状态信息下的 所述第一目标定位参考信号,第一比特串的长度为n的k倍,n和k为大于0的整数;第一指示信息,所述第一指示信息指示所述第一DCI激活所述第一目标定位参考信号,或,所述第一指示信息指示所述第一DCI去激活所述第一目标定位参考信号;第二比特串,用于指示激活目标MG;第三比特串,用于指示激活或切换到目标BWP;第四比特串,用于指示所述第一目标定位参考信号的第一目标时域偏移信息,其中,所述第一目标时域偏移信息为相对于第一时域偏移信息的偏移量或为第一时域偏移信息的子集;第五比特串,用于指示第一目标时域偏移信息对应的定位参考信号。第六比特串,用于激活或切换到第一目标配置窗,所述第一目标配置窗与第一配置窗关联。
- 根据权利要求62至71任一项所述的方法,其中,所述激活信息中包括以下至少之一的用于激活第二目标定位参考信号的上报的信息:第二目标定位参考信号的标识信息;目标第二激活状态信息。
- 根据权利要求62至71任一项所述的方法,其中,所述激活信息中还包括目标上报相关信息,用于激活第二目标定位参考信号的上报;所述目标上报相关信息包括以下至少之一:目标上报资源;目标上报内容;目标上报类型;指示目标上报资源的信息类型的指示信息,其中所述指示信息用于指示上报第一类型的测量信息或仅上报测量信息或上报测量信息和/或其它上行信息;目标上报资源的优先级信息;目标上报资源的频域信息;第二目标时域偏移信息,其中,所述第二目标时域偏移信息为相对于第二时域偏移的偏移量或为第二时域偏移信息的子集或为上报激活信息指示或协议约定的时域偏移信息。
- 根据权利要求62所述的方法,其中,在发送或接收所述激活信息之前,所述方法还包括:所述网络侧设备接收定位参考信号的请求消息,请求激活所述第一目标定位参考信号的发送和/或激活所述第二目标定位参考信号的上报。
- 一种定位装置,包括:第一收发模块,用于发送或接收第一信息;执行模块,用于基于所述第一信息,执行定位操作;其中,所述第一信息包括以下至少之一:第一定位参考信号的配置信息,其中,所述配置信息包括以下至少之一:激活状态配置信息、上报状态配置信息、第一时域偏移信息、第二时域偏移信息、波束或QCL切换的配置信息;激活信息,其中,所述激活信息用于激活第一目标定位参考信号的发送,和/或,所述激活信息用于激活第二目标定位参考信号的上报,其中,所述第一目标定位参考信号包括所述第一定位参考信号中的一个或多个,所述第二目标定位参考信号包括所述第一定位参考信号中的一个或多个。
- 一种定位装置,包括:第二收发模块,用于发送或接收第一信息;发送模块,用于基于所述第一信息,向所述终端发送第一目标定位参考信号;其中,所述第一信息包括以下至少之一:第一定位参考信号的配置信息,其中,所述配置信息包括以下至少之一:激活状态配置信息、上报状态配置信息、第一时域偏移信息、第二时域偏移信息、波束或QCL切换的配置信息;激活信息,用于激活所述第一目标定位参考信号的发送,和/或,用于激活第二目标定位参考信号的上报,其中,所述第一目标定位参考信号包括所述第一定位参考信号中的一个或多个,所述第二目标定位参考信号包括所述第一定位参考信号中的一个或多个。
- 一种终端,包括处理器,存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求1至61任一项所述的定位方法的步骤。
- 一种网络侧设备,包括处理器,存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求62至75任一项所述的定位方法的步骤。
- 一种可读存储介质,所述可读存储介质上存储程序或指令,所述程序或指令被所述处理器执行时实现如权利要求1至61任一项所述的定位方法,或者实现如权利要求62至74任一项所述的定位方法的步骤。
- 一种芯片,所述芯片包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行终端程序或指令,实现如权利要求1至61任一项所述的定位方法,或者实现如权利要求62至74任一项所述的定位方法的步骤。
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| QUALCOMM INCORPORATED: "Combined Downlink and Uplink NR Positioning Procedures", 3GPP DRAFT; R2-1817899_(POSITIONING PROCEDURES), 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG2, no. Spokane, USA; 20181112 - 20181116, 12 November 2018 (2018-11-12), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051557412 * |
| See also references of EP4221036A4 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024030249A1 (en) * | 2022-08-02 | 2024-02-08 | Qualcomm Incorporated | Signaling techniques for received signal time difference measurements |
| WO2025252037A1 (zh) * | 2024-06-04 | 2025-12-11 | 维沃移动通信有限公司 | 参考信号的传输方法、终端及网络侧设备 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7573106B2 (ja) | 2024-10-24 |
| JP2023547818A (ja) | 2023-11-14 |
| EP4221036A4 (en) | 2024-10-23 |
| CN119299064A (zh) | 2025-01-10 |
| EP4221036A1 (en) | 2023-08-02 |
| CN114374494A (zh) | 2022-04-19 |
| US20230254811A1 (en) | 2023-08-10 |
| CN114374494B (zh) | 2024-09-06 |
| US12538262B2 (en) | 2026-01-27 |
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